Focus RS Mk3 Mongoose Cat Back System Hel Whilst the original intake system

Whilst the original intake system proved to be very efficient

TEST RESULTS: Hot side - Into Intercooler from Turbo & Cold side - Out of Intercooler into engine

Type OS - Oval Shaft Strut Brace

This Limited slip differential uses ARP Ring Gear bolts as standard

Has been successfully used to make almost 600HP on a GT35R on the Volvo C30 T5 engine

Focus RS Mk3 Mongoose Cat Back System Hel Whilst the original intake systemPart No FDS040 X3 Pipework Bore 76mm High quality T304 stainless steel aftermarket performance exhausts with Mongooses lifetime guarantee. All Mongoose systems offer superb fit, exceptional build quality, performance increase, great looks and the ultimate in sound. Please note that those vehicles fitted with catalytic converters as standard should remove them for competition display use only. The vehicle will not pass an M. O. T without a catalytic