TurboXS Hybrid 50/50 Blow off Valve WRX (2002-2007) STI (2004-2018) Speedwell Wheels FR-S and Toyota 86

FR-S and Toyota 86

Description - Invidia FR-S/BRZ Front Pipe with High Flow Cat

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Under racing conditions

It's also a lot more than just a boost controller

TurboXS Hybrid 50/50 Blow off Valve WRX (2002-2007) STI (2004-2018) Speedwell Wheels FR-S and Toyota 86The TurboXS Hybrid 50 50 blow off valve for the Subaru WRX STI is designed for those that want that great blow off sound without out the potential issues of going with a fully venting unit. Each time the throttle plate closes this valve will recirculate half of the boost while treating you and anyone within earshot to that trademark turbo sound. Included with the kit are a gasket, washers to increase spring tension, and necessary hoses for easy