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The GFB Deceptor Pro II blow-off valve with Venting Bias Adjustment and remote electronic control lets you change BOV sound from the driver's seat, varying recirculation versus atmospheric venting on the fly. It can be configured to limit maximum atmosphere venting to avoid driveability issues, holds boost well above typical levels, and is available in a range of direct bolt-on kits with included wiring loom.
GFB Deceptor Pro Universal Blow Off Valve - 35mm Base 30mm outlet
