FMF FACTORY 4.1 RCT S/O MFLR ALUM W/R.CAR CAP KX250F 11-12 42290

FMF FACTORY 4.1 RCT S/O MFLR ALUM W/R.CAR CAP KX250F 11-12 42290 Features

• All 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 end cap for simple installation of tuning tip inserts or spark arrestor
• Titanium mid-pipe for extreme light weight

Fitment In 1973 Don Emler created FMF out of a desire to go faster. For nearly fifty years FMF has been leading in the pursuit of precision, power and speed.