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but offers slightly longer life and higher torque capacity
and maintain all the power you gain from other parts
Designed for -6AN feed line and utilization of OE feed for return
(1) CARB EO Sticker
GrimmSpeed Stock Downpipe to Aftermarket 3-Inch Catback Adapter Fuel Lines but offers slightly longer lifeFITS: 2022+ Subaru WRX Install your aftermarket catback the right way! Exhaust leaks seem to be an all too common issue with most modded Subarus. They tend to spring up out of nowhere and cause hours of troubleshooting headaches. One of the most common leaks that we hear about is from running an OEM downpipe with an aftermarket 3" catback without a proper adapter. Use an adapter that allows you to retain your stock donut gasket for the best solution