??[FITMENT] – It Is Universal Muffler Can Be Used For Dirt Bike, Street Bike, Scooter, ATV, Quad And Any Other Bike With Pipe Diameter 38-51 mm. ??[QUANTITY] -1 * Exhaust Pipe And Sold With Hardware As Pictures.Installation Instruction NOT Included. ??[FUNCTION] – Hexagon shape looks very attractive and cool.Removable DB Killer.Reducing Overall Weight For Top Performance To Obtain Max Output ??[HIGH QUALITY] – Material: Aluminum.Length: 390mm.Color as pictures.100% Brand New, Never Mounted.we have a welding bracket to fit pipe with outlet 38-51MM.Professional Installation Recommended. ??[AFTER SALE] – Manufacturer warranty for 90 days from date of purchase.We are committed to provide excellent customer service,If you have any questions,please contact us.We will try our best to solve your problem. Product description Features: 100% Brand New, Never Mounted, High Quality Material: Stainless Steel Removable DB Killer Stainless Steel Welding Adaptor Allow To Fit Pipe 38mm – 51mm Reducing Overall Weight For Top Performance To Obtain Max Output Professional Installation Recommended Specification: Color: Titanium As Pictures Material: Aluminum Length: 390mm Connection Diameter: 51mm we have a welding bracket to fit pipe with outlet 38-51MM. Fitment: It Is Universal Muffler Can Be Used For Dirt Bike, Street Bike, Scooter, ATV, Quad And Any Other Bike With Pipe Diameter 38-51 mm. Package Includes: 1 * Exhaust Pipe And Sold With Hardware As Pictures Installation Instruction NOT Included