The RFX Pre-Oiled Air Filter, manufacturer part number FXAF 10005 55PO, is designed to provide dependable air filtration for Honda motocross motorcycles. Produced by Multi Air, this replacement filter uses breathable twin-layer foam to help protect the engine from dirt and debris while supporting consistent airflow during demanding riding conditions.
Featuring precise fitment and a pre-oiled design, the RFX air filter is ready for installation and is a practical replacement for the original equipment filter. Nonflammable foam is used for applicable four-stroke models, providing added confidence for riders who need reliable filtration on the track or during off-road use. Multi Air brings more than 30 years of filter manufacturing experience to the RFX range.
This RFX filter fits 2017 Honda CRF450R; 2018 Honda CRF250R and CRF450R; 2019 Honda CRF250R and CRF450R; and 2020 Honda CRF450R models. Verify the motorcycle year and model before installation to ensure proper fitment. The manufacturer is Multi Air, and the vendor brand is RFX.
Features:
- Pre-oiled foam: Ready for installation and designed to help capture dirt and debris before it reaches the engine.
- Twin-layer foam: Breathable, two-layer construction supports filtration and airflow for motocross riding.
- Nonflammable foam: Used on applicable four-stroke models for added material performance.
- Precise fitment: Designed for select Honda CRF250R and CRF450R motorcycles.
- Brand and part number: RFX FXAF 10005 55PO, manufactured by Multi Air.
Fitment:
2017 Honda CRF450R
2018 Honda CRF250R
2018 Honda CRF450R
2019 Honda CRF250R
2019 Honda CRF450R
2020 Honda CRF450R