FMF Racing Factory 4.1 RCT Exhaust for Yamaha – Part #044490

Developed with Championship winning Factory STAR Racing Yamaha, the Factory 4.1 Titanium Systems delivers unmatched power, reduced weight and the signature FMF Factory look.

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 Blue Carbon Fiber End Cap

Massive Power gains throughout the RPM range

Lightweight design

New RTS (Rapid Tuning System)

Megabomb header technology

Hi-flo performance Core

Improved throttle response

Direct bolt-on installation

FMF uses the highest quality proprietary blend of alloy grade titanium made especially to our standards

The FMF Racing Factory 4.1 RCT exhaust system is designed specifically for Yamaha motorcycles, offering optimal performance and durability. Engineered with precision, this exhaust enhances horsepower and torque, providing riders with improved acceleration and top-end speed. Constructed from high-quality materials, it ensures longevity and reliable operation in demanding riding conditions. The lightweight design reduces overall bike weight, contributing to better handling and agility on the trail or track. Installation is straightforward, making it a popular choice among racers and enthusiasts seeking to upgrade their Yamaha's exhaust system.
Built with advanced technology, the Factory 4.1 RCT features a tuned expansion chamber and a durable muffler assembly that balances sound quality with performance. The exhaust's compact design allows for better clearance and compatibility with various Yamaha models, ensuring a snug fit that maximizes efficiency. Whether you're competing or enjoying recreational riding, this exhaust system delivers consistent, high-level performance with excellent heat resistance and reliability over time.

Features:

• Performance Enhancement: Improves horsepower and torque for Yamaha motorcycles

• Durable Construction: Made with high-quality materials for longevity and resistance to heat

• Lightweight Design: Reduces overall bike weight for better handling and agility

• Easy Installation: Designed for straightforward upgrade and compatibility with Yamaha models

• Optimized Sound: Balances aggressive exhaust note with performance needs