FMF Factory 4.1 Muffler 044206 1831-0356 Universal Metric and SAE 270-Piece O-Ring Assortment Gran Torino

Gran Torino

Machine-stamped 5052 aluminum

Alpinestars waterproof Drystar® Performance® sealed triple layer construction for a highly reduced material construction to promote dexterity and sensitivity

Prevents dirt from entering the fuel system (cause of fuel pumps and injectors breakage)

Official Yamaha licensed apparel

FMF Factory 4.1 Muffler 044206 1831-0356 Universal Metric and SAE 270-Piece O-Ring Assortment Gran TorinoIf performance is your priority, the Factory 4. 1 is the exhaust for you Used by Factory teams such as KTM, Epic Can Am and Rath Racing Accepts optional quiet inserts and spark arrestors For use with FMF Powerbomb, FMF Megabomb, or stock header