2015-2018 Subaru WRX / STI HKS Hi-Power Cat Back Exhaust System

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.

Features

• Low exhaust resonance
• Free flowing
• Built in resonance pipe

Applications

• 2015-2018 Subaru WRX
• 2015-2018 Subaru WRX STI

What’s in the box?

• HKS Hi-Power Cat Back Exhaust System