FMF

79-40611

FMF Factory 4.1 RCT Aluminum Slip-On w/ Stainless Mid Pipe - Slip-On/Aluminum w/ Carbon Fiber End Cap

SKU: 413160

Complete Systems

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

FMF Factory 4.1 RCT Aluminum Slip-On w Stainless Mid Pipe The exhaust pipe of JGR Yamaha, Lucas Oil Troy Lee Honda and Rockstar KTM, the FMF Factory 4.1 RCT Slip-On is not only a motocross and supercross race winner on the pro level but also a super easy mod that boosts the power and appearance of your bike. Extremely trick looking with the carbon fiber end cap, the Factory 4.1 features FMFs unique Resonance Chamber Technology that provides power increases across the RPM range while staying AMA noise level compliant. For the racer, the Factory 4.1 is a must have addition to your bike. 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 endcap for simple installation of tuning tip inserts or spark arrestor
Stainless Steel midpipe for strength and durability
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