Description
If you’re serious about extracting maximum horsepower while cutting unnecessary weight, the FMF Factory 4.1 RCT Muffler delivers measurable gains across the entire RPM band without compromise. Its compact, centralized design reduces unsprung mass and crash vulnerability—critical advantages whether you’re chasing lap times or pushing hard on the street. Built entirely from aerospace-grade titanium at FMF’s Southern California facility, this muffler combines engineering precision with real-world durability.
- Resonance Chamber Technology™ (RCT)
- Anodized titanium construction
- Aerospace-grade materials
- Compact forward-positioned design
- Centralized mass geometry
- Significant power throughout RPM range
- Substantial weight reduction
- Rapid Tuning System (RTS) compatible
- Reduced crash damage risk
- 100% domestic manufacturing
- MPN: 042267
- Bolt-on installation
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