HKS

HKS Hi-Power Cat Back Exhaust System

2015+ WRX / 2015+ STI

$1,081.16
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SKU: 31006-BF001We price match!

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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.
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Details

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: 46 pounds
HKS Weight: 33 pounds

Tip Diameter: 97mm or 3.8 inches
Piping Diameter: 3 inches to dual 2.5"

Sound: 90dB

Material: 304 stainless steel

1 customer review

Average rating
(based on 1 review)
Ease of Installation
Fit / Quality
Overall Satisfaction
  1. Sounds great but super quiet

    By homowrx September 23, 2021

    My car is currently stock everything besides this catback. The exhaust itself sounds great but it is REALLY quiet. It's similar to stock sound level. If you're looking to keep a quiet daily then it's great.

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