Description

– HiFlofiltro cross-reference: HF157 – direct OE-spec replacement
– Fits popular models including: KTM 400/450/520/525 RFS engines (EXC, SX, MXC, XC) and Husaberg 400-650
– Premium filter media engineered for full-flow at high oil temperatures
– Works with mineral, semi-synthetic and full-synthetic motorcycle oils

The Champion COF057 is the direct cross-reference for HiFlofiltro’s HF157 – inner cartridge filter for KTM RFS-era four-strokes. Filtration media is matched to OE service-interval requirements, and the unit is supplied workshop-ready with the correct sealing components. Always confirm fitment against your bike’s service manual before installation.