HKS HI-POWER Catback Exhaust System - Subaru WRX / STI VA
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"
Material: 304 stainless steel