Modification Research

GFB (L) & counterfeit (R) Package Comparison

GFB DV+ advantage versus Stock DV?

Background: Go Fast Bits (GFB) Diverter Valve + (DV+) is a bypass valve option for the Mk7 GTI that can supplement the OE stock diverter valve. During a discussion about diverter valves it was theorized that the GFB DV+ can improve the performance of the GTI stock DV. Looking over the GFB DV+ product description

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