Experience next-level performance and sound with the FMF 4-Stroke Factory 4.1 RCT Muffler, engineered specifically for Honda CRF450X and RX models from 2021 to 2024. Constructed from high-quality stainless steel with an aluminum shell for lightweight durability, this muffler features FMF's renowned RCT (Recomp Chamber Technology) which delivers a deep, aggressive tone without sacrificing power and throttle response.The Factory 4.1 enhances your bike's overall efficiency, reduces weight, and stands up to the rigors of both trail and race conditions. The inclusion of a reinforced carbon fiber end cap not only adds to the muffler's sleek styling but also minimizes heat transfer, protecting both rider and bike.Installation is straightforward with a slip-on design that bolts directly on, making it an ideal upgrade for riders looking to boost performance and sound with minimal hassle. Whether you are hitting the trails or tuning your bike for competition, the FMF Factory 4.1 RCT Muffler offers a perfect combination of power, durability, and style for your CRF450X or RX.
