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GrimmSpeed Bypass Valve BLACK - 2015-2021 Subaru WRX IAGFS15GrimmSpeed V2 Bypass Valve (Black) , 2015 2021 Subaru WRX The GrimmSpeed V2 Bypass Valve in black for the 2015 2021 Subaru WRX replaces the factory recirculating bypass valve with a performance unit that provides more consistent venting of boost pressure during throttle lift events. The factory bypass valve is adequate at stock boost levels but can become a limitation , or fail , as boost pressure increases with modifications. DETAILS Color: Black
adjustable endlinks are the correct follow-on purchase
FITMENT NOTE: For Driver Chassis Control (DCC) equipped models only
Power gains of up to 15 WHP and 8 WTQ on a proper tune
This will allow for unobstructed airflow to your radiator or aftermarket front-mount intercooler
The IAG windage tray is designed to be used in conjunction with IAG EJ oil pans
(4) Cam End Plug
Clevite is driven by strict standards and delivers a pedigree of internal engine components built to deliver great performance results and reliability
The factory steel tray and hold-down are heavy
Verify local registration requirements before removing rear license plate
Includes lower O-rings
The Crankcase Fluid Lock Catch Can Kit will prevent unwanted oil and contaminants from entering the intake system of the Mitsubishi Evolution 8
115mm tip diameter for an aggressive look