SUBARU WRX & STI MY15-21 CAT BACK EXHAUST ULTIMATE SERIES
The Ultrex Performance Ultimate Series Cat Back Exhaust for the Subaru WRX & STI MY15 - MY21 is a direct fit/ straight bolt on. This precision made stainless cat back exhaust produces excellent power and a fantastic exhaust note. The system has been developed locally on our own MY15 STI for a perfect sounding and performing system. It features a big resonator built in to the mid pipe as well as 2 perfectly sized rear mufflers. The rear 3.5 inch QUAD tips have rolled ends with either titan