Seller notes

Perrin Recirculating Blow Off Valve Kit Fits 2008-2014 Subaru Impreza WRX HIGH FLOWWith large 1.225" inlets and outlets, the PERRIN Blow Off Valve is sized perfectly to relieve any amount of boost pressure without fear of compressor surge. Don’t be fooled by giant oversized blow off valves, these inlet and outlet sizes were chosen to ensure the perfect balance of flow and to maintain boost in your system, without ruining response by dumping too much boost.ADJUSTABLE RELIEF PRESSUREThe PERRIN B...

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