Electric Turbo Sound Electronic Car Turbo ChargeThis universal auto parts car fake dump Valve electronic turbo blow off valve is well suitable for most auto car vehicle automobileSpecifications:Material: ABS PlasticMain Color: Red + BlackSize: As the picture showConnection: Black wire is for negative, the red wire is for positive, the blue wire is for the switchPackage Weight: 443gQuantity: 1 Set (as the picture show)Fitment: Applicable to most auto car vehicle automobiles.Professional installation is recommendedInstallation Instructions:wired red wire to the positive battery terminalwired black wire to the negative terminalfed switch wires (blue and green) through the fire wall to the accelerator pedal.Attached micro switch to the accelerator pedalconnected switch to the normally closed terminal and earth terminal on the microswitchpush accelerator fully in, when releasing the speaker makes dump valve sound.Professional installation is highly recommended.Package Included:1 x Car Fake Dump Valve Electronic Turbo1 x Mounting BracketSet of Mounting Accessories