Features:1 Every product has a unique Manufacturing Part Number label on the inner package that proves it has been qualified,which include Part Number,Model Number and inspection date information;2 If you have any questions about the item,please provide us the Manufacturing Part Number for checking,your profits will be guaranteed 3 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 4 Made of high quality aluminum, light weight and durable 5 Easy to install on the car's tailpipe Note: The color of the item may vary slightly due to photography and your own computer Specifications:Material: Aluminum AlloyColor: BlackSize: XLSuitable Displacement: 2 4CCFor the exhaust pipe diameter: XL / 56-85MMDimension: 12x7 5x3 5cm/4 72x2 95x1 38inch(LxWxH)Weight: 128gPackage Include:1 x Exhaust Silencer Pipe Whistle Turbo Sound Fake BlowOff Simulator1 x Screws1 x Spanner