Unifilter GAS GAS MC All Models 125cc & over 24-0N ProComp2 Air Filter

SKU: AU 1455ST
Regular price $71.95 GST
Need help servicing or installing?

Check out our step-by-step guides on the Unifilter Australia YouTube Channel.

Vehicles this filter fits

Part number AU 1455ST fits all of the vehicles below. Your vehicle is highlighted.

MakeModelYears
GasGasMC 1252024-2025
GasGasMC 1502025
GasGasMC 2502025-2026
GasGasMC 250F2024-2025
GasGasMC 250F IKD2024
GasGasMC 3002025
GasGasMC 350F2025
GasGasMC 450F2025
GasGasMC 450F (EU)2024
GasGasMC 450F PRADO EDITION2025
GasGasEC 250 (EU)2024-2025
GasGasEC 250 (F0303X7)2024
GasGasEC 250 (F0375X7)2024
GasGasEC 250F2024
GasGasEC 250F (EU)2024-2025
GasGasEC 250F IKD2024
GasGasEC 300 (EU)2024-2026
GasGasEC 300 (F0403X7)2024
GasGasEC 300 (F0475X7)2024
GasGasEC 350F2024
GasGasEC 350F (EU)2024-2026
GasGasEC 450F (F0303X8)2024
GasGasEC 450F (F0375X9)2024
GasGasEC 500F2024
GasGasES 3502024
GasGasES 5002024
GasGasEW 500F2024
GasGasEX 2502024-2025
GasGasEX 250F2024-2025
GasGasEX 3002024-2025
GasGasEX 350F2024-2025
GasGasEX 450F2024
HusqvarnaFC 250 (EU)2023-2024
HusqvarnaFC 250 (EU) (F2101Y1)2025
HusqvarnaFC 250 (EU) (F2175Y1)2025
HusqvarnaFC 250 (US)2023-2024
HusqvarnaFC 250 FACTORY EDITION (US)2025
HusqvarnaFC 250 HERITAGE (EU)2023
HusqvarnaFC 250 HERITAGE (US)2023
HusqvarnaFC 250 ROCKSTAR EDITION (US)2022, 2024
HusqvarnaFC 350 (EU)2023-2024
HusqvarnaFC 350 (EU) (F2201Y1)2025
HusqvarnaFC 350 (EU) (F2275Y1)2025
HusqvarnaFC 350 (US)2023-2024
HusqvarnaFC 350 HERITAGE (EU)2023
HusqvarnaFC 350 HERITAGE (US)2023, 2025
HusqvarnaFC 450 (EU)2023-2025
HusqvarnaFC 450 (US)2023-2025
HusqvarnaFC 450 FACTORY EDITION (US)2025
HusqvarnaFC 450 HERITAGE (EU)2023
HusqvarnaFC 450 HERITAGE (US)2023
HusqvarnaFC 450 ROCKSTAR EDITION (US)2022-2024
HusqvarnaFE 250 (EU)2024-2026
HusqvarnaFE 250 CKD (CN)2024
HusqvarnaFE 250 HERITAGE (EU)2025
HusqvarnaFE 350 (EU)2024-2026
HusqvarnaFE 350 HERITAGE (EU)2025
HusqvarnaFE 350 PRO2024
HusqvarnaFE 350 PRO (EU)2024-2026
HusqvarnaFE 450 (EU)2024-2026
HusqvarnaFE 450 HERITAGE (EU)2025
HusqvarnaFE 501 (EU)2024-2026
HusqvarnaFS 4502025
HusqvarnaFS 450 (EU)2023-2024
HusqvarnaFX 3502023
HusqvarnaFX 350 (EU)2024
HusqvarnaFX 350 BT2023
HusqvarnaFX 350 HERITAGE2023
HusqvarnaFX 350 HERITAGE BT2023
HusqvarnaFX 450 (EU)2023-2024
HusqvarnaFX 450 BT (EU)2023
HusqvarnaTC 125 (EU)2023-2025
HusqvarnaTC 125 HERITAGE2025
HusqvarnaTC 125 HERITAGE (EU)2023
HusqvarnaTC 150 HERITAGE2025
HusqvarnaTC 2502026
HusqvarnaTC 250 (EU)2023-2025
HusqvarnaTC 250 HERITAGE2025
HusqvarnaTC 250 HERITAGE (EU)2023
HusqvarnaTC 300 HERITAGE2025
HusqvarnaTE 125 (EU)2025-2026
HusqvarnaTE 150 (EU)2024-2025
HusqvarnaTE 250 (EU)2024-2026
HusqvarnaTE 250 HERITAGE (EU)2025
HusqvarnaTE 300 (EU)2024-2026
HusqvarnaTE 300 HERITAGE (EU)2025
HusqvarnaTX 3002023
HusqvarnaTX 300 BT2023
HusqvarnaTX 300 HERITAGE2023
KTM125 SX (EU)2023-2025
KTM125 XC2025
KTM150 SX (EU)2025
KTM250 EXC (EU)2024-2025
KTM250 EXC CHAMPION EDITION2025
KTM250 EXC-F (EU)2024-2027
KTM250 SX2026
KTM250 SX (EU)2023-2025
KTM250 SX-F (EU)2023-2025
KTM250 SX-F ADAMO EDITION2025
KTM250 SX-F CKD2023
KTM250 XC2025
KTM250 XC-F2025
KTM300 EXC (EU)2024-2027
KTM300 EXC CHAMPION EDITION (EU)2025-2026
KTM300 EXC HARDENDURO (EU)2024-2027
KTM300 EXC HARDENDURO CKD (CN)2024
KTM300 EXC SIX DAYS2024
KTM300 EXC SIX DAYS (EU)2025
KTM300 SX (EU)2023-2026
KTM300 XC2025
KTM300 XC-W CHAMPION EDITION2025
KTM300 XC-W FACTORY EDITION (US)2025
KTM350 EXC-F (EU)2024-2027
KTM350 EXC-F SIX DAYS2024
KTM350 EXC-F SIX DAYS (EU)2025
KTM350 SX-F (EU)2023-2025
KTM350 SX-F IKD2023
KTM350 XC-F2025
KTM450 EXC-F (EU)2024-2027
KTM450 EXC-F CHAMPION EDITION2025
KTM450 EXC-F SIX DAYS (EU)2024-2025
KTM450 SMR (EU)2023-2025, 2027
KTM450 SX-F (EU)2023-2025
KTM450 XC-F2025
KTM500 EXC-F (EU)2024-2027
KTM500 EXC-F CHAMPION EDITION2025
KTM500 EXC-F SIX DAYS (EU)2024-2025

ProComp2 Air Filter. Suits: GAS GAS MC All Models 125cc & over 24-0N Compatible years: 2024, 2025, 2026.

ProComp2 Dual-Stage Air Filters
Pro-level protection for serious enduro riders and weekend warriors alike

ProComp2 dual-stage filter construction and features

When the dust is thick and the trail is long, your engine needs more than a standard filter. Unifilter’s ProComp2 range is a true two-stage air filter built to keep fine dirt out of your engine in the harshest, dustiest conditions, without choking airflow.

The corrugated outer layer gives you 100% more surface area than a standard filter, so it traps more dirt and keeps breathing for longer. Behind it, a separate inner layer acts as a safety stage, catching anything that makes it through.

Unlike most dual-stage filters, the ProComp2’s layers aren’t bonded together. That means nothing restricts airflow between the stages, and you can pull the layers apart for a faster, more thorough clean.

Why riders choose ProComp2

  • Two-stage filtration for maximum protection in extreme dust
  • Corrugated outer layer with double the surface area of a standard filter
  • Separate, non-bonded layers for better airflow and easier cleaning
  • Improved airflow for crisper throttle response and more power
  • Designed and made in Australia for Australian conditions

Independently tested airflow

In 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 ProComp2 (AU1455ST) flowed 221.92 CFM, more than every competitor filter tested, including the KTM/Twin Air OEM filter, Twin Air Beach Race, Dirtlab, Motorex and Funnelweb.

The only filter that flowed more was our own single-stage [O2Rush]. That means you get dual-stage dust protection with no airflow penalty compared with the other brands tested.

Test conducted 20 June 2023 at 16°C ambient temperature. Chart axis starts at 215 CFM to show differences clearly.

Please note: ProComp2 filters are supplied dry and must be oiled before use. For best results, use Unifilter Filter Fix air filter oil.

Independent air filter airflow comparison at 28 inches of water

Unifilter replacement automotive air filters are designed to give the ultimate in protection while delivering the best performance possible. Designed and made in Australia for Australian conditions.

Features

  • Australian made & designed for Australian conditions
  • Corrugated outer stage for increased surface area
  • Fully serviceable 2 stage element
  • Improved power, torque & fuel ecconomy
  • Improved filtration