{"title":"KTM O2 Rush Dirt Bike Air Filters","description":null,"products":[{"product_id":"o2-rush-ktm-125-250-450-525-exc-08-11-air-filter","title":"O2 Rush KTM 125, 250, 450 \u0026 525 EXC 08-11 Air Filter","description":"\u003cp\u003eO2 Rush Air Filter. Suits: KTM 125, 250, 450 \u0026amp; 525 EXC 08-11 Compatible years: 2008, 2009, 2010, 2011.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213811458283,"sku":"O2R 1416","price":41.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R1416.png?v=1786678902"},{"product_id":"o2-rush-ktm-125-250-450-525-sx-07-10-air-filter","title":"O2 Rush KTM 125, 250, 450 \u0026 525 SX 07-10 Air Filter","description":"\u003cp\u003eO2 Rush Air Filter. Suits: KTM 125, 250, 450 \u0026amp; 525 SX 07-10 Compatible years: 2007, 2008, 2009, 2010.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213811851499,"sku":"O2R 1416","price":41.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R1416_11c1bef5-ade4-4339-978f-8825e5945cc7.png?v=1786678903"},{"product_id":"o2-rush-ktm-125-350-440-500-540-85-97-air-filter","title":"O2 Rush KTM 125, 350, 440, 500, 540 85-97 Air Filter","description":"\u003cp\u003eO2 Rush Air Filter. Suits: KTM 125, 350, 440, 500, 540 85-97 Compatible years: 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213812048107,"sku":"O2R 1405","price":41.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/uni-filter-red_7189941a-07ee-40f9-92e5-3b2005cb09fe.png?v=1786678932"},{"product_id":"o2-rush-ktm-2-stroke-125-300-11-15-air-filter","title":"O2 Rush KTM 2 Stroke 125-300 11-15 Air Filter","description":"\u003cp\u003eO2 Rush Air Filter. Suits: KTM 2 Stroke 125-300 11-15 Compatible years: 2011, 2012, 2013, 2014, 2015.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213812310251,"sku":"O2R 1418","price":41.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R1418_0c3c454f-4ed5-414b-a4c9-5e1faeb4d7d2.png?v=1786678898"},{"product_id":"o2-rush-ktm-2-stroke-125-200-250-300-04-07-air-filter","title":"O2 Rush KTM 2-Stroke: 125, 200, 250, 300 04-07 Air Filter","description":"\u003cp\u003eO2 Rush Air Filter. Suits: KTM 2-Stroke: 125, 200, 250, 300 04-07 Compatible years: 2004, 2005, 2006, 2007.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213812474091,"sku":"O2R 1411","price":41.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R1411_f87eb972-451c-4028-84a4-96d3dbadfa3c.png?v=1786678924"},{"product_id":"o2-rush-ktm-2-stroke-125-200-250-300-380-98-03-air-filter","title":"O2 Rush KTM 2-Stroke: 125, 200, 250, 300, 380 98-03 Air Filter","description":"\u003cp\u003eO2 Rush Air Filter. Suits: KTM 2-Stroke: 125, 200, 250, 300, 380 98-03 Compatible years: 1998, 1999, 2000, 2001, 2002, 2003.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213812769003,"sku":"O2R 1409","price":41.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R1409.png?v=1786678926"},{"product_id":"o2-rush-ktm-2-stroke-250-300-360-90-97-air-filter","title":"O2 Rush KTM 2-Stroke: 250, 300, 360 90-97 Air Filter","description":"\u003cp\u003eO2 Rush Air Filter. Suits: KTM 2-Stroke: 250, 300, 360 90-97 Compatible years: 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213813063915,"sku":"O2R 1407","price":41.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R1407.png?v=1786678927"},{"product_id":"o2-rush-ktm-250-85-89-air-filter","title":"O2 Rush KTM 250 85-89 Air Filter","description":"\u003cp\u003eO2 Rush Air Filter. Suits: KTM 250 85-89 Compatible years: 1985, 1986, 1987, 1988, 1989.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213813260523,"sku":"O2R 1406","price":41.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/uni-filter-red_a654693a-ce47-441a-908e-a99ce5bdfb88.png?v=1786678929"},{"product_id":"o2-rush-ktm-4-stroke-400-450-520-525-01-07-air-filter","title":"O2 Rush KTM 4-Stroke: 400, 450, 520, 525 01-07 Air Filter","description":"\u003cp\u003eO2 Rush Air Filter. Suits: KTM 4-Stroke: 400, 450, 520, 525 01-07 Compatible years: 2001, 2002, 2003, 2004, 2005, 2006, 2007.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213813489899,"sku":"O2R 1411","price":41.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R1411.png?v=1786678922"},{"product_id":"o2-rush-ktm-50-sx-24-on-air-filter","title":"O2 Rush KTM 50 SX 24-ON Air Filter","description":"\u003cp\u003eO2 Rush Air Filter. Suits: KTM 50 SX 24-ON Compatible years: 2024, 2025, 2026.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213814472939,"sku":"O2R 1458","price":39.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R1458.png?v=1786678837"},{"product_id":"o2-rush-ktm-50-sx-mini-08-23-air-filter","title":"O2 Rush KTM 50 SX\/MINI 08-23 Air Filter","description":"\u003cp\u003eO2 Rush Air Filter. Suits: KTM 50 SX\/MINI 08-23 Compatible years: 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213814735083,"sku":"O2R 1424","price":19.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R_1424_e691ca5f-7552-4287-9fc3-9faa24e1436a.png?v=1786678885"},{"product_id":"o2-rush-ktm-625-sxc-06-08-air-filter","title":"O2 Rush KTM 620 \/ 625 LC-4 DUKE \/ 625 \/ 660 SMC \/ 625 SMC 06-08 Air Filter","description":"\u003cp\u003eO2 Rush Air Filter. Suits: KTM 620 \/ 625 LC-4 DUKE \/ 625 \/ 660 SMC \/ 625 SMC 06-08 Compatible years: 2006, 2007, 2008.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213815685355,"sku":"O2R 1413","price":41.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R1413_c4200da1-70b6-4d80-8757-b1db3c647ff7.png?v=1786678915"},{"product_id":"o2-rush-ktm-65-01-23-air-filter","title":"O2 Rush KTM 65 01-23 Air Filter","description":"\u003cp\u003eO2 Rush Air Filter. Suits: KTM 65 01-23 Compatible years: 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213815947499,"sku":"O2R 1413","price":41.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R1413_27142c53-92e2-4147-907d-3eed463ab0a0.png?v=1786678918"},{"product_id":"o2-rush-ktm-65-sx-24-on-air-filter","title":"O2 Rush KTM 65 SX 24-ON Air Filter","description":"\u003cp\u003eO2 Rush Air Filter. Suits: KTM 65 SX 24-ON Compatible years: 2024, 2025, 2026.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213816602859,"sku":"O2R 1457","price":39.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R1457.png?v=1786678843"},{"product_id":"o2-rush-ktm-85-sx-04-12-air-filter","title":"O2 Rush KTM 85 SX 04-12 Air Filter","description":"\u003cp\u003eO2 Rush Air Filter. Suits: KTM 85 SX 04-12 Compatible years: 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213817454827,"sku":"O2R 1411","price":41.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R1411_ec100aad-ef96-4d52-ae08-d4e9aea291fb.png?v=1786678925"},{"product_id":"o2-rush-ktm-85-sx-13-17-air-filter","title":"O2 Rush KTM 85 SX 13-17 Air Filter","description":"\u003cp\u003eO2 Rush Air Filter. Suits: KTM 85 SX 13-17 Compatible years: 2013, 2014, 2015, 2016, 2017.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213817684203,"sku":"O2R 1418","price":41.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R1418_5cba00a1-390a-40be-82e2-06efce4f1b15.png?v=1786678899"},{"product_id":"o2-rush-ktm-85-sx-18-on-air-filter","title":"O2 Rush KTM 85 SX 18-ON Air Filter","description":"\u003cp\u003eO2 Rush Air Filter. Suits: KTM 85 SX 18-ON Compatible years: 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213817946347,"sku":"O2R 1453","price":41.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R1453_176bd877-801d-4952-b8db-30457597926b.png?v=1786678865"},{"product_id":"o2-rush-ktm-exc-all-models-12-16-air-filter","title":"O2 Rush KTM 125\/144\/150 SX \/ 250\/350\/450 SX-F\/XC-F \/ 250SX \/ 85SX \/ XC\/XC-W\/EXC\/EXC-F ALL 12-16 Air Filter","description":"\u003cp\u003eO2 Rush Air Filter. Suits: KTM 125\/144\/150 SX \/ 250\/350\/450 SX-F\/XC-F \/ 250SX \/ 85SX \/ XC\/XC-W\/EXC\/EXC-F ALL 12-16 Compatible years: 2012, 2013, 2014, 2015, 2016.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213818208491,"sku":"O2R 1418","price":41.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R1418_41bcc392-b202-4520-875c-e0da7b2169ae.png?v=1786678896"},{"product_id":"o2-rush-ktm-exc-all-models-17-23-air-filter","title":"O2 Rush KTM 125SX \/ 250\/350\/450 SX-F\/XC-F \/ 250SX \/ XC-W\/EXC\/EXC-F ALL \/ XC\/XC-W\/EXC\/EXC-F ALL 17-23 Air Filter","description":"\u003cp\u003eO2 Rush Air Filter. Suits: KTM 125SX \/ 250\/350\/450 SX-F\/XC-F \/ 250SX \/ XC-W\/EXC\/EXC-F ALL \/ XC\/XC-W\/EXC\/EXC-F ALL 17-23 Compatible years: 2017, 2018, 2019, 2020, 2021, 2022, 2023.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213818536171,"sku":"O2R 1452","price":41.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R_1452_34740795-86cc-4a34-b225-8af5c5a17c80.jpg?v=1786678879"},{"product_id":"o2-rush-ktm-exc-all-models-24-on-air-filter","title":"O2 Rush KTM 250\/350\/450 SX-F\/XC-F \/ EXC \/ SX \/ SX\/XC ALL \/ XC-W\/EXC\/EXC-F ALL 24-ON Air Filter","description":"\u003cp\u003eO2 Rush Air Filter. Suits: KTM 250\/350\/450 SX-F\/XC-F \/ EXC \/ SX \/ SX\/XC ALL \/ XC-W\/EXC\/EXC-F ALL 24-ON Compatible years: 2024, 2025, 2026.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213819027691,"sku":"O2R 1455","price":41.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R1455_ea650624-22cb-4215-878f-17ece07145b3.png?v=1786678855"},{"product_id":"o2-rush-ktm-sx-125-250-sx-f-250-450-xc-f-250-450-xc-125-300-23-on-air-filter","title":"O2 Rush KTM SX 125-250, SX-F 250-450, XC-F 250-450, XC 125-300 23-ON Air Filter","description":"\u003cp\u003eO2 Rush Air Filter. Suits: KTM SX 125-250, SX-F 250-450, XC-F 250-450, XC 125-300 23-ON Compatible years: 2023, 2024, 2025, 2026.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213819551979,"sku":"O2R 1455","price":41.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R1455_7804a852-7e1b-4d8d-a958-e08c978811dc.png?v=1786678854"},{"product_id":"o2-rush-ktm-sx-250-350-450-11-15-air-filter","title":"O2 Rush KTM 250\/350\/450 SX-F\/XC-F 11-15 Air Filter","description":"\u003cp\u003eO2 Rush Air Filter. Suits: KTM 250\/350\/450 SX-F\/XC-F 11-15 Compatible years: 2011, 2012, 2013, 2014, 2015.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213819748587,"sku":"O2R 1418","price":41.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R1418_11da4c6d-53c3-4e97-830e-9b954d4c5735.png?v=1786678896"},{"product_id":"o2-rush-ktm-sxf-all-models-16-22-air-filter","title":"O2 Rush KTM 125SX \/ 250\/350\/450 SX-F\/XC-F \/ 250SX \/ XC\/XC-W\/EXC\/EXC-F ALL 16-22 Air Filter","description":"\u003cp\u003eO2 Rush Air Filter. Suits: KTM 125SX \/ 250\/350\/450 SX-F\/XC-F \/ 250SX \/ XC\/XC-W\/EXC\/EXC-F ALL 16-22 Compatible years: 2016, 2017, 2018, 2019, 2020, 2021, 2022.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213820764395,"sku":"O2R 1452","price":41.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R_1452_70b88c8f-405d-4ce5-9eaf-d73dab7ac77a.jpg?v=1786678877"},{"product_id":"o2-rush-race-ready-ktm-2-stroke-125-300-11-15-air-filter","title":"O2 Rush Race Ready KTM 2 Stroke 125-300 11-15 Air Filter Pre-Oiled","description":"\u003cp\u003eO2 Rush Race Ready Air Filter. Suits: KTM 2 Stroke 125-300 11-15 Compatible years: 2011, 2012, 2013, 2014, 2015.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213831315691,"sku":"O2R 1418RR","price":53.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R_1418RRWeb_0ea8835b-df6b-4dad-a805-b4cb91abc601.jpg?v=1786678890"},{"product_id":"o2-rush-race-ready-ktm-625-sxc-06-08-air-filter","title":"O2 Rush Race Ready KTM 620 \/ 625 LC-4 DUKE \/ 625 \/ 660 SMC \/ 625 SMC 06-08 Air Filter Pre-Oiled","description":"\u003cp\u003eO2 Rush Race Ready Air Filter. Suits: KTM 620 \/ 625 LC-4 DUKE \/ 625 \/ 660 SMC \/ 625 SMC 06-08 Compatible years: 2006, 2007, 2008.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213831971051,"sku":"O2R 1413RR","price":53.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R_1413RRWeb_4b3ce783-bbb8-4b27-85e0-62aff66e7373.jpg?v=1786678906"},{"product_id":"o2-rush-race-ready-ktm-85-sx-13-17-air-filter","title":"O2 Rush Race Ready KTM 85 SX 13-17 Air Filter Pre-Oiled","description":"\u003cp\u003eO2 Rush Race Ready Air Filter. Suits: KTM 85 SX 13-17 Compatible years: 2013, 2014, 2015, 2016, 2017.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213916610795,"sku":"O2R 1418RR","price":53.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R_1418RRWeb_dd88b167-e3e8-461f-b1f8-1bfc59db42db.jpg?v=1786678892"},{"product_id":"o2-rush-race-ready-ktm-sx-250-350-450-11-15-air-filter","title":"O2 Rush Race Ready KTM 250\/350\/450 SX-F\/XC-F 11-15 Air Filter Pre-Oiled","description":"\u003cp\u003eO2 Rush Race Ready Air Filter. Suits: KTM 250\/350\/450 SX-F\/XC-F 11-15 Compatible years: 2011, 2012, 2013, 2014, 2015.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213917167851,"sku":"O2R 1418RR","price":53.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R_1418RRWeb_d9bff980-0df1-4fd5-a377-a45dd9e96b1b.jpg?v=1786678889"},{"product_id":"o2-rush-race-ready-ktm-exc-all-models-12-16-air-filter","title":"O2 Rush Race Ready KTM 125\/144\/150 SX \/ 250\/350\/450 SX-F\/XC-F \/ 250SX \/ 85SX \/ XC\/XC-W\/EXC\/EXC-F ALL 12-16 Air Filter Pre-Oiled","description":"\u003cp\u003eO2 Rush Race Ready Air Filter. Suits: KTM 125\/144\/150 SX \/ 250\/350\/450 SX-F\/XC-F \/ 250SX \/ 85SX \/ XC\/XC-W\/EXC\/EXC-F ALL 12-16 Compatible years: 2012, 2013, 2014, 2015, 2016.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213917495531,"sku":"O2R 1418RR","price":53.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R_1418RRWeb_309b274e-6ac1-419a-9f6b-8f4985591328.jpg?v=1786678888"},{"product_id":"o2-rush-race-ready-ktm-exc-all-models-17-23-air-filter","title":"O2 Rush Race Ready KTM 125SX \/ 250\/350\/450 SX-F\/XC-F \/ 250SX \/ XC-W\/EXC\/EXC-F ALL \/ XC\/XC-W\/EXC\/EXC-F ALL 17-23 Air Filter Pre-Oiled","description":"\u003cp\u003eO2 Rush Race Ready Air Filter. Suits: KTM 125SX \/ 250\/350\/450 SX-F\/XC-F \/ 250SX \/ XC-W\/EXC\/EXC-F ALL \/ XC\/XC-W\/EXC\/EXC-F ALL 17-23 Compatible years: 2017, 2018, 2019, 2020, 2021, 2022, 2023.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213924147435,"sku":"O2R 1452RR","price":53.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/uni-filter-red_8b729e7a-643c-47d9-9bf8-fd7016ea8133.png?v=1786678871"},{"product_id":"o2-rush-race-ready-ktm-sxf-all-models-16-22-air-filter","title":"O2 Rush Race Ready KTM 125SX \/ 250\/350\/450 SX-F\/XC-F \/ 250SX \/ XC\/XC-W\/EXC\/EXC-F ALL 16-22 Air Filter Pre-Oiled","description":"\u003cp\u003eO2 Rush Race Ready Air Filter. Suits: KTM 125SX \/ 250\/350\/450 SX-F\/XC-F \/ 250SX \/ XC\/XC-W\/EXC\/EXC-F ALL 16-22 Compatible years: 2016, 2017, 2018, 2019, 2020, 2021, 2022.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213924475115,"sku":"O2R 1452RR","price":53.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/uni-filter-red_c19ca4f9-2571-44c7-9c6f-48ccfb929d25.png?v=1786678870"},{"product_id":"o2-rush-race-ready-ktm-85-sx-18-on-air-filter","title":"O2 Rush Race Ready KTM 85 SX 18-ON Air Filter Pre-Oiled","description":"\u003cp\u003eO2 Rush Race Ready Air Filter. Suits: KTM 85 SX 18-ON Compatible years: 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213926211819,"sku":"O2R 1453RR","price":53.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/uni-filter-red_86a695e2-93f6-49f5-9f61-6c11b06636b2.png?v=1786678862"},{"product_id":"o2-rush-race-ready-ktm-exc-all-models-24-on-air-filter","title":"O2 Rush Race Ready KTM 250\/350\/450 SX-F\/XC-F \/ EXC \/ SX \/ SX\/XC ALL \/ XC-W\/EXC\/EXC-F ALL 24-ON Air Filter Pre-Oiled","description":"\u003cp\u003eO2 Rush Race Ready Air Filter. Suits: KTM 250\/350\/450 SX-F\/XC-F \/ EXC \/ SX \/ SX\/XC ALL \/ XC-W\/EXC\/EXC-F ALL 24-ON Compatible years: 2024, 2025, 2026.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213930078443,"sku":"O2R 1455RR","price":53.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/uni-filter-red_b8804037-1de9-4570-8a39-ade0be62af59.png?v=1786678848"},{"product_id":"o2-rush-race-ready-ktm-sx-125-250-sx-f-250-450-xc-f-250-450-xc-125-300-23-on-air-filter","title":"O2 Rush Race Ready KTM SX 125-250, SX-F 250-450, XC-F 250-450, XC 125-300 23-ON Air Filter Pre-Oiled","description":"\u003cp\u003eO2 Rush Race Ready Air Filter. Suits: KTM SX 125-250, SX-F 250-450, XC-F 250-450, XC 125-300 23-ON Compatible years: 2023, 2024, 2025, 2026.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213930307819,"sku":"O2R 1455RR","price":53.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/uni-filter-red_638628a0-abb2-4878-9caa-8ada2425de2c.png?v=1786678847"},{"product_id":"o2-rush-race-ready-ktm-65-sx-24-on-air-filter","title":"O2 Rush Race Ready KTM 65 SX 24-ON Air Filter Pre-Oiled","description":"\u003cp\u003eO2 Rush Race Ready Air Filter. Suits: KTM 65 SX 24-ON Compatible years: 2024, 2025, 2026.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213932830955,"sku":"O2R 1457RR","price":41.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/uni-filter-red_ce43c430-86d3-408e-93d0-fef5133f1383.png?v=1786678839"},{"product_id":"o2-rush-race-ready-ktm-50-sx-24-on-air-filter","title":"O2 Rush Race Ready KTM 50 SX 24-ON Air Filter Pre-Oiled","description":"\u003cp\u003eO2 Rush Race Ready Air Filter. Suits: KTM 50 SX 24-ON Compatible years: 2024, 2025, 2026.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49213935157483,"sku":"O2R 1458RR","price":41.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/uni-filter-red_7c276c92-33ad-4a56-b710-61fa9ca1e3b8.png?v=1786678833"},{"product_id":"o2-rush-race-ready-ktm-65-01-23-air-filter","title":"O2 Rush Race Ready KTM 65 01-23 Air Filter Pre-Oiled","description":"\u003cp\u003eO2 Rush Race Ready Air Filter. Suits: KTM 65 01-23 Compatible years: 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":49223430275307,"sku":"O2R 1413RR","price":53.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R_1413RRWeb_85006dcd-daf1-4611-aa5a-36942695850e.jpg?v=1786678909"},{"product_id":"o2-rush-ktm-250-450-sxf-26-on-air-filter","title":"O2 Rush KTM 250-450 SXF 26-ON Air Filter","description":"\u003cp\u003eO2 Rush Air Filter. Suits: KTM 250-450 SXF 26-ON Compatible years: 2026.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eO2Rush Single-Stage Air Filters\u003c\/strong\u003e\u003cbr\u003e\u003cem\u003eMaximum airflow for riders who want every bit of performance\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2_Rush_Call_Out.png?v=1793249384\" alt=\"O2Rush air filter construction and features\"\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThe O2Rush is Unifilter’s high-flow single-stage dirt bike filter, built for riders chasing maximum airflow and throttle response. Its saw-tooth corrugated foam gives you twice the surface area of a standard filter, so it captures more dirt and keeps breathing freely for longer.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhy riders choose O2Rush\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"ltr\"\u003e\n\u003cli\u003eHighest airflow of any filter in independent testing\u003c\/li\u003e\n\u003cli\u003eSaw-tooth corrugated foam with double the surface area of a standard filter\u003c\/li\u003e\n\u003cli\u003eUltra-soft seals for a tight fit between the airbox and filter cage\u003c\/li\u003e\n\u003cli\u003eAvailable dry or pre-oiled and race ready\u003c\/li\u003e\n\u003cli\u003eDesigned and made in Australia\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eIndependently tested airflow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIn June 2023, Warspeed Industries independently tested seven air filters for the 2023 KTM 450SX on a SuperFlow SF-400 flow bench at 28 inches of water. The O2Rush (O2R1455) recorded the highest airflow of every filter tested, at 223.81 CFM. It flowed more than the KTM\/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex, Funnelweb and our own ProComp2 dual-stage filter.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cem\u003eTest conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhich filter is right for you?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eChoose O2Rush for motocross, track riding and conditions where airflow matters most. Riding in heavy dust, long enduro days or desert conditions? The [ProComp2 dual-stage filter] gives you an extra stage of protection with almost no airflow loss.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Dry O2Rush filters must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/Air_Flow_Test.jpg?v=1793237439\" alt=\"Independent airflow comparison for seven air filters, tested at 28 inches of water\"\u003e\u003c\/p\u003e","brand":"Unifilter","offers":[{"title":"Default Title","offer_id":68359022444779,"sku":"O2R 1460","price":41.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0404\/2987\/files\/O2R_1460.png?v=1793824708"}],"url":"https:\/\/uniflow.com.au\/collections\/ktm-o2-rush-dirt-bike-air-filters.oembed","provider":"Unifilter Australia","version":"1.0","type":"link"}