KimpexExhaust Universal MufflerThese universal ATV mufflers were designed to replace most OEM exhaust systems Manufactured of steel with baked, black paint finish with spark arrestor The internal construction and curved tailpipe, makes this a very quiet muffler that is economical and reduces noise pollution Note: To install the universal muffler, you could have to cut the original exhaust pipe (Depending of the vehicle). Dimensions 418001 Overall Length: 15 1 4" Diameter of Muffler