Red Car Electronic Fake Turbo Dump Blow Off Valve BOV Analog Sound Simulator with Pedal Switch for Buick Chevrolet Chevy Dodge GMC Ford This is an ANZIO Brand product, sold & warranty by ANZIO with free shipping Material: High Quality ABS 4 wires connection system. (Black is for Negative, Red is for Positive,Blue and Green are for the Switch) Size (As the Picture Shown): Height: 4.33"" (11cm); Diameter: 4.72"" (12cm) Package includes: 1 x Car Fake Blow off Valve Sound Electronic Turbo with Switch + 1 x Mounting Bracket + Set of Mounting Accessories