FMF 045561 Factory 4.1 RCT Slip-On Muffler Titanium Anodized with Carbon Fiber End Cap

The FMF Factory 4.1 RCT slip-on muffler represents the pinnacle of FMF's exhaust engineering, combining advanced Resonance Chamber Technology with premium aerospace-grade titanium construction. This titanium anodized muffler features a lightweight carbon fiber end cap and delivers massive performance gains across the entire RPM range.

Key Features:

• FMF Resonance Chamber Technology (RCT) incorporated both internally and externally for optimized exhaust flow
• Proprietary blend aerospace-grade titanium construction meeting FMF's exacting specifications
• Striking blue anodized titanium finish with carbon fiber end cap
• Factory Forward Engineering design moves muffler closer to motor to centralize mass
• Shorter overall length reduces susceptibility to crash damage
• Massive power gains throughout the RPM range with substantial weight savings (approximately 4 lbs)
• Manufactured 100% at FMF's Southern California factory
• Includes screen spark arrestor insert and 94dB quiet insert for sound compliance
• Rapid Tuning System (RTS) for easy tuning adjustments

This slip-on muffler is designed to mate with the stock exhaust header or can be used with an FMF MegaBomb header. The included spark arrestor insert is USFS-approved for trail riding applications. Intended for closed course competition use only.