🚀 Enhance Your Car's Turbo Sound with Topus Aluminum BOV Blow-off Valve Simulator in XL Silver Review

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 the bolt so as not to fall off while driving. Please note:The turbo sound whistle is not suitable for extremely curved tail pipes.The big or small of the sound is also related to the thrust of the exhaust and the personal feeling. The sound is too large or too small to be a product quality problem after installation. The individual models may have a very small sound or no sound due to the small thrust of the original car or the modification of the tail drum. Very important,pls note:Turbo Sound Whistle size is XL, XL is suitable for above 2.4T, The caliber is 3.1cm. Pls make sure your Exhaust Pipe’s caliber, If the whistle diameter is greater than or equal to the inner diameter of the exhaust pipe after adding 1CM, it will not be installed.