Multiple U.S. Warehouse LocationsBroken ApexFree shipping on qualified orders over $100*
HKS Hi-Power muffler for 2015 WRX and WRX STI (US) is a Hi-Power catback component made to match the 2015 Subaru models. It replaces the factory muffler to alter exhaust tone and outlet behavior for those US-market cars, providing an application-specific exhaust upgrade for owners seeking a matched fit and a refined engine sound profile.
HKS Hi-Power Muffler WRX STI/WRX 2015 US
