Upgrade your bike's performance with the FMF Factory 4.1 RCT Exhaust featuring a durable stainless steel construction and a sleek carbon cap. This exhaust system integrates the latest resonance chamber technology to enhance your ride while effectively lowering sound levels. With a patented core shape, it ensures maximum power output without compromising on sound quality. Designed for easy installation, the innovative rear endcap allows for the quick addition of tuning tip inserts or a spark arrestor. Experience a tuned exhaust with optimized core specifications tailored for your specific application, ensuring the best performance on the track or trail. Features: * Latest Resonance Chamber Technology: Incorporates cutting-edge design for improved sound and performance. * Patented Core Shape: Lowers sound levels while maintaining maximum power output. * Increased Internal Volume: Patented canister shape allows for more sound absorbing material. * Enhanced Exhaust Pressure: Optimized chamber design to refine and enhance exhaust flow. * Centralized Mass Design: Factory forward engineering minimizes crash damage risk. * Tuned Exhaust: Engineered with optimized core specifications for each application. * Simple Installation: Innovative rear endcap for easy addition of tuning tip inserts or spark arrestor. * Extreme Lightweight: Titanium midpipe construction ensures reduced weight for better performance.