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Bypass Valve

  • STI Recirculating Bypass Valve [BPV] STI Recirculating Bypass Valve [BPV]

    STI Recirculating Bypass Valve [BPV]

    INSTALLATION VIDEO   This high performance recirculating bypass valve is precision machined out of aircraft grade billet aluminum. It features an internal brass piston design and is pressure tested to withstand over 70psi, allowing it to...

    $331.00
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  • WRX15+ BPV WRX15+ BPV

    WRX15+ BPV

    Installation Guide   See the video below to see how badly the stock BPV leaks! We were able to pick up 15 hp and 9 tq from switching to our piece.   This high performance recirculating bypass valve is precision machined out of aircraft...

    $256.00
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