Feature: Made of aluminum alloy material, portable and durable.Universal fits all vehicles with the correct size.Easily installed on the car exhaust tailpipe.Note: This product is only suitable for the installation of vehicles with a straight tail section of the exhaust pipe, and the exhaust pipe with curvature is not applicable. Specification: Material: Aluminum alloyColor: Gold ToneTurbo Whistle Muffler Size: LDimension: 110x62mm/4.33"x2.44" (L*D)Thread Size: M6x1.0Screw Size: M4x0.7Placement on Vehicle: Rear Note: Please allow 1-3 mm difference due to manual measurement. Installation: Loosen the screw on the turbo sound whistlePlace the turbo sound whistle body inside the exhaust muffler with the larger opening facing the inside of the mufflerScrew the screws on the turbo sound whistle to tighten the item so it doesn't fall off while driving.Professional installation is always recommended, products damaged through self installation will not be refunded. Package Included: 2 x Turbo Whistle Muffler2 x Wrench2 x Screw Universal Turbo Sound Exhaust Muffler Pipe Whistle Car Roar Maker Universal Turbo Sound Exhaust Muffler Pipe Whistle Car Roar Maker Universal Turbo Sound Exhaust Muffler Pipe Whistle Car Roar Maker Universal Turbo Sound Exhaust Muffler Pipe Whistle Car Roar Maker Universal Turbo Sound Exhaust Muffler Pipe Whistle Car Roar Maker Universal Turbo Sound Exhaust Muffler Pipe Whistle Car Roar Maker Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews 3.1 out of 5 stars 11 3.1 out of 5 stars 11 2.7 out of 5 stars 343 3.1 out of 5 stars 11 2.4 out of 5 stars 104 2.4 out of 5 stars 104 Price $9.99$9.99 $14.49$14.49 $14.99$14.99 $14.99$14.99 $15.99$15.99 $16.99$16.99 Size S Size S Size S Size S Size M Size L Size Color Blue Yellow Black Red Silver Tone Silver Tone