Description
If you’re looking to unlock measurable power gains across your entire RPM range without sacrificing reliability, the FMF Factory 4.1 RCT delivers. This muffler combines proven engineering with genuine weight savings, giving you a competitive edge whether you’re on the track or the street. Built with aerospace-grade materials and FMF’s proprietary Resonance Chamber Technology, it’s engineered for performance-focused riders who demand results.
- Resonance Chamber Technology™
- Compact, crash-resistant design
- Factory Forward Engineering
- Aerospace-grade aluminum construction
- 100% Southern California manufactured
- Broad RPM power gains
- Significant weight reduction
- RTS tuning system included
- Bolt-on installation
- MPN: 044453
