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The HIPERMAX S Series offers the best ride in HKS suspension history
Billet Aluminum
3" / 84mm inlet hose size specifically made to fit FP turbochargers
Direct replacement for a quick installation
HKS Hi-Power Cat Back Exhaust - 2015-2021 Subaru WRX / STI Engine Components>Valve Seals The HIPERMAX S Series offersHKS 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:
US$ 156.00
US$ 159.00
US$ 173.00
US$ 16.00
US$ 16.00