Description:After installed this product, the pressure blowing out of your exhaust will make your vehicle sounds like a turbo vehicle with the turbo system or blow off valve.Made of high quality aluminum, light weight and durable.Easy to install on the car's tailpipe. Installation:1. Loosen the bolt on the Turbo Sound Whistle.2. Insert the the Turbo Sound Whistle into the tailpipe.3. Tighten...