TurboXS Racing Hybrid 50/50 BOV Kit WRX 2002-2007 / STI 2004-2021 SkylineR32_1989-1994 Precise pinhole machining results in

Precise pinhole machining results in an exact compression distance as well as precise lock ring groove spacing

For peak performance you need to know how much boost you are making at maximum RPM's

sound and performance that this exhaust offers is the proof

Part Number: 4344

TurboXS Racing Hybrid 50/50 BOV Kit WRX 2002-2007 / STI 2004-2021 SkylineR32_1989-1994 Precise pinhole machining results inPart #: WS HYB The new Hybrid Valve gives your WRX or STi the subtlety of a recirculating Bypass Valve, combined with the power and sound of a Blowoff Valve. We recommend upgrading the factory valve when running boost above stock levels. Built to last from solid aluminium and brass Computer machined so there is no boost leak Out flows factory valves for improved throttle response Direct replacement for 02 07 WRX & 04 20 STi factory bypass valve