FMF Standard Muffler Packing for 2-stroke

Proper muffler maintenance can play a critical role in the overall performance of your machine. Over time, muffler packing slowly deteriorates which results in poor performance and higher noise levels than the muffler was designed to produce. FMF suggests repacking your muffler every 10-30 hours, depending on the type of riding you do. Help restore the full potential of your exhaust with the FMF muffler repacking kit. The FMF 2 stroke packing is comprised of high-temp fiberglass for an economical replacement. Prevents your exhaust from getting too hot which will damage your exhaust. Restores peak power Improves throttle response Improves muffler life Reduces sound levels