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The Plumb Back is a 100% recirculating blow-off valve
5L Internal Wastegate Actuator (IWG) provides better turbo response and greater sensitivity when managing boost pressures
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Gain up to 10+ bhp (Depending on your car)
Turbosmart Plumb Back Universal Blow Off Valve Size:32mm The Plumb Back is aFully recirculating valve. A quiet alternative to the atmospheric BOV, the Plumb Back systems vents all excess pressure back into the intake system. . APPLICATION: Ideal for cars with sensitive Air Flow systems and off road applications as the fully sealed design of the Plumb Back prevents any foreign matter entering the system. SUPPLIED WITH: Quick Release V Band Clamp, 38mm weld on adapter, Instruction CD and Sticker.