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The FMF Factory 4.1 RCT Exhaust System for Yamaha YZ450F is engineered for riders seeking enhanced performance and weight savings. Crafted from aerospace-grade materials, this exhaust system delivers massive power gains across the RPM range. Its innovative MegaBomb header design optimizes exhaust flow, resulting in improved torque and over-rev capabilities.
This system is 100% manufactured in the USA, ensuring high quality and precision. The shorter muffler design not only reduces crash damage susceptibility but also centralizes mass for better handling.
