HKS Hi-Power Cat Back Exhaust Subaru WRX / STI 2002-2007

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The HKS Hi-Power WRX & STI Catback Exhaust features 3in coated mild steel piping and a stainless steel angled-exit Hi-Power muffler for true JDM look and sound. The HKS Hi-Power's full straight, 3in piping and free-flowing muffler reduce backpressure and create significant performance gains while giving your WRX or STI a deep, throaty exhaust tone.

FITMENT: 02-07 WRX & 04-07 STi

Part Number: 3106-EX008


2 customers have reviewed this product.

Awesome exhaust

, Sep 25, 2011
At first i ordered a greddy spectrum elite, that exhaust was not aviable so i went with this one instead. the exhaust looks awesome and it sounds grate and looks very good on mu subi i would recomend this exhaust to anyone looking to upgrade their system.


, Sep 28, 2010
First thing I bought off this site was this HKS exhaust. And I must say, I had a great experience. The owner Josh Nahm kept emailing back and forth with me until i receieved my exhaust. He was very helpful through the whole procces. Josh is a good owner and treats his customers with great respect.

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You're reviewing: HKS Hi-Power Cat Back Exhaust Subaru WRX / STI 2002-2007