Function: 1. A brand new motorcycle exhaust pipe that makes the exhaust smoother and improves power 2. Made of high quality metal, durable, corrosion and rust resistant 3. Exquisite workmanship and stylish design will enhance the look of your motorcycle 4. It is a direct replacement for the original one, easy installation and perfect fit 5. Universal fit for most 51mm diameter motorcycles Specification: This metal motorcycle exhaust muffler is suitable for most motorcycles with a mounting diameter of 51mm. Fashionable design style, it is also a great decoration for your motorcycle. Characteristics: A brand new motorcycle exhaust pipe that makes the exhaust smoother and improves power. Made of high-quality metal, durable, corrosion-resistant and rust-proof. Exquisite workmanship and stylish design will enhance the look of your motorcycle. It is a direct replacement for the original one, easy installation and perfect fit. Universal fit for most 51mm bikes. Technical data: Material: metal Colour: silver Length: 240mm/9.4in Outer Diameter: 89mm/3.5in Inner Diameter: 51mm / 2 inch Package weight: about 1054g Fitment: Universal fits most motorcycles with 51mm/2 inch pipe diameter The package includes: 1 * exhaust muffler pipe 1 * set of accessories 1. 2. Easy to install, but professional installation is always recommended.