Description Description: Made of high quality and light weight aluminum,CNC Machined from 6061 T-6 Aluminum Make your vehicle sound like a turbo vehicle with the turbo system or blow off valve More than 2000cc displacement ,1 Inlet for best effect,easy to install Universal fitment for all vehicles modelsDo not fit piping inlet which is more than 2.5inch Please ensure this part fits for your car before bidding. Specification: Installation: Loosen the screw on the Turbo Sound Whistle Place the Turbo Sound Whistle body inside the exhaust muffler with the larger opening facing the inside of the muffler Screw the screws on the Turbo Sound Whistle to tighten the item so it doesnt fall off while driving Professional installation is always recommended, products damaged through self-installation will not be refunded Package Includes: 1x Turbo Sound Simulator Whistle(2 Pack)