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The FMF Racing Factory 4.1 RCT exhaust system is engineered for high-performance riders seeking maximum power and durability. Incorporating advanced FMF Resonance Chamber Technology™, this exhaust is designed to optimize airflow and enhance power output throughout the RPM range. Its compact design features a shorter overall length, making it less vulnerable to crash damage and better suited for aggressive riding styles. The system's innovative design moves the muffler closer to the motor, effectively centralizing mass for improved handling and balance. Crafted from aerospace-grade titanium, this exhaust ensures strength, light weight, and longevity, meeting the highest quality standards. The blue anodized titanium muffler with a carbon end cap adds a sleek aesthetic while providing corrosion resistance and durability. The Factory 4.1 RCT delivers massive power gains, making it ideal for competitive motocross and off-road riding. The Rapid Tuning System (RTS) allows quick and easy adjustments to optimize performance based on riding conditions. Designed to fit a range of KTM 450 models from 2018 through 2022, the system is compliant with EPA standards and does not require carb approval, making it an excellent choice for race-ready performance. Manufactured entirely in Southern California, this exhaust embodies quality craftsmanship and precise engineering for the serious rider.
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