FMF Powercore 2.1 Muffler - Aluminum 025252 1821-1913 Cypher T-Shirt Arch and calf support bands

Arch and calf support bands for improved performance fit and comfort

The Shorty Silencer is the most desirable silencer for supercross performance

Ventilated mesh padding covers vulnerable zones for added impact performance

Color-coded Comaxit surface treatment

Includes two zinc-plated plugs with sealing washers

FMF Powercore 2.1 Muffler - Aluminum 025252 1821-1913 Cypher T-Shirt Arch and calf support bandsBuilt to provide excellent power for todays tracks geared toward 4 stroke machines Smooth power curve throughout the RPM range Large diameter canister for more tenability and longer lasting packing life Delivers a crisp, notable sound Optimally designed to complement performance of FMF pipes; can be used with stock header pipe or FMF header pipes