This kit includes everything you need to Refresh your STI Performance™ Exhaust cat-back exhaust, including gaskets, bolts. Includes: Donut gasket, special crush ring, bolts, nuts. please note the crush ring Gaskets for the rear section are a larger Diameter than a factory equipped cat back and are only available in this gasket kit.
Fits 2015-2021 WRX/STI with STI Performance Exahust
