GrimmSpeed Bypass Valve RED - 2015-2021 Subaru WRX Wheel and Tire Accessories>Hubcentric Rings Cobb Tuning Throttle Body Hose

Cobb Tuning Throttle Body Hose - 2002-2007 Subaru WRX / 2004-2021 STI / 2004-2008 Forester XT

GSC Power-Division Viton Valve Stem Seals Subaru EJ Turbo Models (inc

Silencer included for days when you need to dial it back

Replace the restrictive OEM plastic charge pipe and increase airflow and intercooler efficiency with the PERRIN Charge Pipe for WRX

GrimmSpeed Bypass Valve RED - 2015-2021 Subaru WRX Wheel and Tire Accessories>Hubcentric Rings Cobb Tuning Throttle Body HoseThe GrimmSpeed bypass valves are the best in town, boasting enhanced performance, superior reliability, and effortless manufacturability. The V2 BPV features a 38mm aluminum piston that releases pressure in a jiffy and promises leak free functioning with buna n o rings. The valve body and base are made of billet 6061 aluminum alloy, anodized for corrosion resistance, and comes with a red finish. With no tuning required, the BPV is a must have for