Description
Upgrade your Yamaha YZ450F 2011-2012 with the END OF LINE Factory 4.1 RCT Exhaust Silencer. This top-tier silencer features FMF’s Resonance Chamber Technology, reducing noise while boosting power. Its unique canister design maximizes sound absorption and centralizes mass, enhancing durability against crash damage. Maintenance is a breeze with its easy-to-remove front end cap. Compatible with both stock and FMF headers, it meets AMA and FIM sound standards and includes a spark arrestor. Built 100% in the U.S.A., this silencer is perfect for closed course competition. Enhance your bike’s performance and sound today.
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