6296: Enhance your vehicle's exhaust sound with this turbo sound whistle. The pressure from your exhaust creates a turbo-like sound effect, simulating the sound of a turbocharged engine or blow-off valve. Made from high-quality aluminum alloy for lightweight durability. Easy to install on most vehicle tailpipes. Installation takes under 2 minutes. Designed to fit tailpipe diameters ranging from 32mm to 85mm. Not suitable for extremely curved tailpipes—ensure sufficient space and straight section for proper fitment. Type: Car Turbo Sound Whistle Material: Aluminum alloy Quantity: 1 piece Available Colors: Red, Gold, Silver, Black Size Guide: - S size: Fits exhaust pipe diameter 32–43mm - M size: Fits exhaust pipe diameter 37–48mm - X size: Fits exhaust pipe diameter 44–55mm - XL size: Fits exhaust pipe diameter 56–85mm Installation Instructions: 1. Loosen the screw on the turbo sound whistle. 2. Insert the whistle into the exhaust muffler with the larger opening facing inward. 3. Tighten the screw securely to prevent dislodging during driving. 4. Professional installation is recommended. Damage caused by improper installation is not covered by warranty. Package Includes: 1 x Turbo Sound Whistle (Color may vary slightly due to monitor resolution differences. Minor measurement variations may occur due to manual sizing.)