Seller notes

Perrin Recirculating Blow Off Valve Fits Subaru WRX STI Outback Legacy Forester Adjustable relief pressure and flow control makes fine-tuning on the fly simple and quick.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 s...

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