Feature 1Premium stainless steel construction with added coating process, high temperature resistant and anticorrosion, superior longevity 2Makes your motorcycle roar with outstanding sound and helps to obtain maximum output, ensuring its top performance 3Along with removable DB killer, which is good for small output volume motorcycle, and removable allows for large displacement motorcycle exhaust smoother 4Real carbon fiber texture, fashionable and stylish, an addon decoration to dress up your motorcycle 5Comes with a 51mm welding adapter, fit for most motorcycles, ATV and scooters with exhaust pipes in diameter of 38mm51mmFeatures: Premium stainless steel construction with added coating process, high temperature resistant and anti-corrosion, superior longevity. Makes your motorcycle roar with outstanding sound and helps to obtain maximum output, ensuring its top performance. Along with removable DB killer, which is good for small output volume motorcycle, and removable allows for large displacement motorcycle exhaust smoother. Real carbon fiber texture, fashionable and stylish, an add-on decoration to dress up your motorcycle. Comes with a 51mm welding adapter, fit for most motorcycles, ATV and scooters with exhaust pipes in diameter of 38mm-51mm. Specifications: Condition: 100% brand new Material: Stainless Steel, Carbon Fiber Color: Bright Carbon Fiber Size: Shown as Picture Package Weight: approx.1220g Fitment: For most motorcycles, ATV and scooters with exhaust pipes in diameter of 38mm-51mm Package List: 1 * Exhaust Muffler Pipe 1 * Adapter 1 * Hardware Accessory Kit (Shown as Picture) .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Note:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.The diameter of 51MM can be directly installed, not 51mm needs to be welded with its own adapter after installation.