The standard induction kit is designed to mute both the sound and the power from the RS engine.
A simple upgrade will quickly release some power, but also enrich the glourious soundtrack and induction roar, it'll become addictive!
Helps modified engines breath better, used on its own or with alloy Oil Separator Fits most aftermarket breather tanks. Fitted with 25mm O.D. take off. Fits in between cam cover & inlet manifold Helps modified engines breath better, used on its own or with alloy...
This performance air filter replaces the highly restrictive stock paper filter in the Ford Focus Mk2 (2004 - 2010) & Mk3 (2011 - present), including the Focus RS Mk2, and the new Focus ST Mk3. This performance air filter replaces the highly restrictive stock...
Ford Focus Mk2 RS Stream X Airfilter This simple Airfilter kit is a great next step before upgrading to the very popular Carbon Airbox. Ford Focus Mk2 RS Stream X Airfilter This simple Airfilter kit is a...
This performance Air Cleaner Cover replaces the standard Air Cleaner Lid and Inlet Duct Upper on the Ford Focus RS Mk2. This performance Air Cleaner Cover replaces the standard Air...
K&N's 57S Performance Airbox Lid & Performance filter upgrade - 57S-4000 K&N's 57S Performance Airbox Lid & Performance filter...