Description
FMF Factory 4.1 RCT Slip-On (Anodized) YZ450F/FX 18-24
Features:
- All new incorporating the latest in resonance chamber technology.
- Painted 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 rone to crash damage.
- Tuned exhaust tih optimized core specifications for each application.
- Innovative rear endcap for simple installation of tuning tip inserts or spark arrestor.
- Titanium midpipe for extreme light weight.






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