FMF Racing Factory 4.1 RCT Exhaust for Honda – 041602

The Factory 4.1 RCT exhaust delivers immediate power gains and reduced weight by centering mass with a muffler positioned closer to the motor.

It leverages FMF Resonance Chamber Technology™ both internally and externally to optimize exhaust flow across the RPM range, enhancing horsepower and torque throughout the ride.

Constructed from aerospace-grade materials and manufactured 100% at FMF’s Southern California factory, this system combines durability with precision engineering. The Blue Anodized Titanium muffler with a Carbon end cap provides a striking, resilient finish designed to withstand off-road use.

• Massive power gains across the RPM range
• Huge weight savings
• New RTS (Rapid Tuning System) for quick field adjustments
• Highest-quality proprietary titanium alloy blend
• Designed specifically for Honda motocross and off-road motorcycles for optimal fit
• Header compatibility information available in the fitment details

Whether racing or recreational riding, the Factory 4.1 RCT is engineered to improve exhaust flow while maintaining a durable finish that withstands tough off-road conditions, helping you achieve better power output and ride performance with every lap.

The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, we achieve a shorter overall length that is less susceptible to crash damage and complementary to our Factory Forward Engineering - moving the muffler closer to the motor to centralize mass. The Factory 4.1 RCT is constructed from only aerospace grade materials that meet our exacting specifications and is manufactured 100% at our Southern California factory.

-Available in Blue Anodized Titanium Muffler with Carbon End Cap 

-Massive Power gains throughout the RPM range.

-Huge weight savings

-New RTS (Rapid Tuning System)

-FMF uses the highest quality proprietary blend of alloy grade titanium made specifically to our standards.

-See Features Tab -> Fitment for header compatibility

The FMF Racing Factory 4.1 RCT exhaust system is designed for Honda motocross and off-road vehicles, delivering enhanced performance and durability. Constructed with high-quality materials, this exhaust features a lightweight design that reduces overall bike weight while maintaining strength. Its innovative design improves exhaust flow, which can lead to increased horsepower and torque, providing riders with a competitive edge on the track or trail. The FMF Factory 4.1 RCT is engineered for easy installation and long-lasting performance, making it an ideal upgrade for serious riders seeking reliability and top-tier performance.

Built with precision, the FMF Factory 4.1 RCT exhaust offers a sleek appearance with a durable finish that withstands the rigors of off-road riding. Its design includes features that optimize sound and emission control, ensuring compliance with regulations without sacrificing performance. Whether you're racing or enjoying recreational rides, this exhaust system is tailored to meet the demands of high-performance motocross bikes, helping you achieve optimal power output and efficiency with every ride.

Features:

• Designed specifically for Honda motorcycles for optimal fit and performance

• Constructed with high-quality materials for durability and lightweight performance

• Enhances exhaust flow to increase horsepower and torque

• Sleek design with durable finish to withstand off-road conditions

• Easy to install, suitable for racing and recreational riders