Ramair Performance Foam Replacement Air Filter for Ford Focus ST RS Engine Oil has a sharply finished spoke

has a sharply finished spoke cross section for a three-dimensional appearance

We have adopted the solid pivot system to enable adequate cam clearance adjustments while keeping total height of pivot of each cylinder fixed

we offer a range of sizes

It cuts the resistance and turbulent flow of restrictive stock airboxes

Ramair Performance Foam Replacement Air Filter for Ford Focus ST RS Engine Oil has a sharply finished spokeThis is a replacement panel filter for the Ford Focus, Volvo and Mazda. 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 Do? The Ramair Panel