FMF 042397 Factory 4.1 RCT Complete Exhaust System Stainless Steel Aluminum

The FMF Factory 4.1 RCT Complete Exhaust System combines advanced performance engineering with premium aerospace-grade materials. This full system features a natural aluminum muffler with carbon fiber end cap, stainless steel MegaBomb header, and stainless steel mid-pipe construction.

Key Features:

• FMF Resonance Chamber Technology (RCT) reduces noise levels while maintaining maximum power output
• Patented core design with increased internal volume improves exhaust flow for power gains throughout the RPM range
• Factory Forward Engineering centralizes mass closer to the motor for improved handling and reduced crash damage susceptibility
• Stainless steel MegaBomb header optimizes exhaust scavenging and increases horsepower
• Innovative rear end cap allows quick installation of tuning inserts or spark arrestor with just four screws
• Includes 94dB QuietCore insert and screen-type spark arrestor
• Manufactured 100% in FMF's Southern California factory
• Meets AMA and FIM sound requirements

This complete exhaust system delivers professional-level performance and durability. The natural aluminum finish provides lightweight strength while the carbon fiber end cap adds race-inspired styling. Each component is precision-engineered for optimal fitment and performance.