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5" big boost pipe kit makes it a must upgrade for your 400+BHP Focus RS (Rolling road recorded unofficial 733 bhp/650 lbft
this allows the filter to draw cold air from under the bumper and not hot air from the back of the radiator
We cannot guarantee compatibility with all applications
Silicon hoses (available in blue or black
making it easy for customers to source a wide variety of pad options in future
AS Performance ST180 stage 2 induction kit Forge 5" big boost pipe kitExpect to see gains of 5 10bhp compared to the original Airbox. Enhanced induction sound, great looks and loud recirculation dumpvalve noise on let off. Features. Removes ugly original plastic & restrictive airbox Adds power and torque, more responsive and exciting driving experience Enhanced induction sound and turbo recirculation noise (dumpvalve 'psssh') free flowing Airfilter & optional k&n dry charger filter cover CNC maf sensor boss with AS
US$ 57.00
US$ 60.00
US$ 58.00