The huge Focus RS Intercooler has been modified to fit with the ST Bumper & then the massive 2.5? cold side hose and a hose boost pipe from intercooler to ST standard hard pipe, making this kit the best value for money option for 300+ bhp Focus STs.300bhp to 425bhpASATINTFO34
AIRTEC XR5 Stage 3 Intercooler & Hose Kit - ASATINTFO34
AU$1,375.00Price