Turbo XS OEM Downpipe to 3in Cat Back Adapter Subaru WRX 2002-2021 / STI 2004-2021 | ADA-OEMDP-3CB Vehicle Model_EVO 8 6-sided hex on body allows

6-sided hex on body allows for easy holding if turning it by hand

which will improve response and achieve increased power gains

Performance Gain: Mild gains in flow and throttle response depending on supporting mods

Aluminum AN adapter fittings and hose ends

Optimize your engine's valve timing with the Tomei Adjustable Cam Gear for RB26DETT

Turbo XS OEM Downpipe to 3in Cat Back Adapter Subaru WRX 2002-2021 / STI 2004-2021 | ADA-OEMDP-3CB Vehicle Model_EVO 8 6-sided hex on body allowsFitment Information: 2002 2021 Subaru WRX 2004 2021 Subaru STI Features: The TurboXS Subaru OEM Downpipe to 3 inch Catback Adapter is the perfect solution when trying to mate an OEM Downpipe to a 3" cat back exhaust system. This adapter is made from 304 Stainless Steel for superior corrosion resistance. Included in this kit is also a metal clad graphite standard exhaust gasket. Adapter plate is machined from 304 Stainless Steel for superior corrosion