Blow Off Valve (BOV) Adapter for 2022+ Subaru WRX e450 uses the OEM cold air

uses the OEM cold air inlet

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Blow Off Valve (BOV) Adapter for 2022+ Subaru WRX e450 uses the OEM cold airThe Burger Motorsports Blow Off Valve (BOV) for the 2022+ Subaru WRX mounts between the OE bypass solenoid and the vehicle, causing the unused charge air to vent to the atmosphere giving off the desired "Pshhhh" sound. Our unique design allows for user adjustment via removable set screws. No set screws will give the loudest BOV sound while 3 set screws will give OEM like operation. We suggest starting with 2 set screws and evaluating. Features &