FMF 4 and 2 Stroke Muffler Packing 4 Stroke Packing:4 Stroke Packing Compact design for discrete placement

Compact design for discrete placement & easy uninstallation to revert to stock settings

this kit has become a favorite of amateur and professional road racers worldwide

Mil-spec black anodized finish with laser etched logos

what better endorsement do you need

Racetrack daytime use only

FMF 4 and 2 Stroke Muffler Packing 4 Stroke Packing:4 Stroke Packing Compact design for discrete placementDid you know a freshly packed silencer or muffler actually restores power? Our Performance Packing is comprised of fine, blended interwoven fiberglass fibers made to FMFs specifications for high heat resistance, great sound attenuation and optimum performance and longevity. Look for FMFs distinctive red performance packing.