RamAir Performance Air Filter - Audi RS4 and RS5 635d typically lasts 4x longer than

typically lasts 4x longer than disposable paper inserts which saves money and reduces waste

Strong initial response with predictable pedal feel

front left strut insert

excellent heat resistance and impressive longevity

Dimpled design disperses gases without the crack risk associated with fully drilled rotors

RamAir Performance Air Filter - Audi RS4 and RS5 635d typically lasts 4x longer thanPerformance Air Filter Audi RS4 and RS5 This is a replacement panel filter for Audi RS4 and RS5. For a full list of fitments see compatibility chart. Features High Performance, MAF Safe, twin layer, fully reticulated foam Fits in the OEM Airbox and replaces inefficient paper filter Easy to clean using our filter maintenance kit CK 003 Stainless steel cage support structure Guaranteed surface area using high quality custom blended polymer What Does It