Effectively reduces DB sound levels from louder aftermarket exhaust systems. This motorcycle exhaust pipe muffler fits for most motorcycles, ATV and scooters with 51mm /2in diameter exhaust pipes. Fashion design style, made of stainless steel, high temperature Exhaust Insert DB killer, a good alternative to old or broken one, easy installation, don’t need screws Different sizes and types for your option. Before ordering, please check the dimensions of the original product. Any questions please fell free to contact us. Product description Size:A Motorcycle Can Exhaust Muffler Insert Baffle DB Killer Silencer Features: Universal removable muffler silencer Can effectively reduce noise Made of stainless steel Easy installation Specification: Fit for the 51mm diameter size tail exhaust pipe Material: Stainless Steel Special Features: DB killer Size: As the Pictures Shown Outside Diameter: as the picture show Package Included: 1 x Exhaust Muffler Silencer Notes