Focus RS Mk2 Milltek 200 cell Sports Cat 3 inch pipe work Engine Bay 57S series airboxes replace the

57S series airboxes replace the factory air filter housing with a fully enclosed injection modified air box containing a reusable K&N air filter

Pistons are manufactured from extruded high silicon

OTA filtering system is composed of a cylindrical carbon air box containing a washable filtering element

:148 degree's Inlet Temperture

Focus RS Mk2 Milltek 200 cell Sports Cat 3 inch pipe work Engine Bay 57S series airboxes replace theFeatures Pipe Diameter 76. 20mm (3 inches) Removes fords restrictive mildsteel downpipe Allows exhaust gases to flow faster Your car will still pass an Mot Gain 5bhp to 10bhp (depends on spec of your car) FREE UK DELIVERY!!