Features: and high quality Enhance your driving experience with a sporty exhaust sound, adding a unique and stylish touch to your vehicle. After installing this product, the exhaust note of your car is enhanced to mimic the sound of a turbocharged engine. Made of high-quality aluminum, lightweight and durable. Easy to install on the car's tailpipe with a universal fit. Place the turbo sound whistle inside the exhaust muffler with the larger opening facing inward. Constructed from premium aluminum for long-lasting performance. Simple installation process can be installed in just a few minutes. Package Includes: 1 x Turbo Sound Whistle Specifications: Material: Aluminum Size: Approx. 10.7 x 2.5 cm / 4.21 x 0.98 inches Color: Black / Blue / Gold / Red / Silver Note: 1. Please allow 1-2 cm errors due to manual measurement. Ensure you are comfortable with this variance before ordering. 2. Due to differences in monitor displays, the actual color of the item may vary slightly from the images shown. 3. Please confirm your vehicle's exhaust pipe size before purchase. The exhaust pipe diameter must be larger than the product size for proper fitment.