Un-oiled Race Air Filter by RFX

The un-oiled Race Air Filter is designed for motocross use and manufactured by Multi Air. It features a dual-layer breathable foam and a precise fit to allow airflow while ensuring a stable installation. Designed for 4-stroke engines with non-flammable foam.

Design and Materials

• Dual-layer breathable foam providing a balance between filtration and airflow to maintain engine responsiveness.
• Precise fit that simplifies installation and minimizes unwanted air leaks.
• Produced by Multi Air, with over 30 years of experience in filtration to ensure controlled manufacturing.

Safety and Standards

• Non-flammable foam used on 4-stroke models to reduce the risk associated with ignition sources.
• Suitable for 4-stroke engines, helping to select a filter that meets the requirements of this engine type.

Benefits

• OEM Reference FXAF1000855NO
• Designed for the motocross universe to meet the specific needs of off-road riding.

Compatible Motorcycle Examples

• HONDA CRF 250 R (2027 - 250 cm³)
• HONDA CRF 450 R (2026 - 450 cm³)

Full list of compatible motorcycles available in the dedicated section below