FMF Factory 4.1 Exhaust System | 044460 Fly 2026 The Dirt Tricks dome washer

The Dirt Tricks dome washer can be repeatedly re-used

The AT81EX ( Endurocross) tire offers more all-around performance plus higher levels of ruggedness for off-road racing and riding

Make Model Year YAMAHA YZ85 02-18

Raptor Titanium strive to attain the highest possible quality

KTM 500 EXC-F 2012 to 2015

FMF Factory 4.1 Exhaust System | 044460 Fly 2026 The Dirt Tricks dome washerAll new incorporating the latest in Resonance Chamber Technology Patented core shape lowers sound level while maintaining maximum power output Patented canister shape increases internal volume for more sound absorbing material Patented chamber design to enhance and refine exhaust pressure Factory Forward Engineering centralizes mass and is less prone to crash damage Tuned exhaust with optimized core specifications for each application Innovative rear