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25 Thread Type
3" / 84mm inlet hose size specifically made to fit FP turbochargers
Highlights: Shift Travel Reduced by 30%
Say goodbye to overheating issues with your factory top mount intercooler and embrace the power of PERRIN's superior design
HKS Hi-Power Cat Back Exhaust - 2015-2021 Subaru WRX / STI Engine Components>Valve Seals 25 Thread TypeHKS has taken their time to design a free flowing exhaust that sounds great. Low exhaust resonance is eliminated with sound tuning from the built in resonance pipe. HKS has taken their time to design a free flowing exhaust that sounds great. Low exhaust resonance is eliminated with sound tuning from the built in resonance pipe. They aimed to produce an exhaust system to allow owners to enjoy that great boxer sound and succeeded. Stock System Weight: