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About FMF Factory 4.1 RCT Full Systems
FMF Factory 4.1 RCT Full Systems
- Incorporating 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
- Comes with the quality, craftsmanship and performance expected from FMF
- Meets AMA and FIM sound requirements
- QuietCore 94db insert included
- Spark arrestor included in muffler
- Built 100% in the USA at FMFs state-of-the-art-factory
- Maintenance made easy with the removal of 4 screws on the front end cap.
Warning: California Proposition 65