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FMF Factory 4.1 RCT Exhaust System (Single Canister) Upgrade your off-road machine with the FMF Factory 4.1 RCT Exhaust System , engineered to deliver strong power with reduced noise. The patented RCT (Resonance Chamber Technology) uses a precision core shape to lower decibels while maintaining maximum power output . Inside, optimized chamber internal ducts increase internal volume for improved exhaust flow—so you can feel power gains across the entire rpm range . FMF’s Factory Forward Engineering centralizes mass for a ride that’s less prone to crash damage. RCT technology lowers sound while preserving power Increased internal volume improves exhaust flow and adds gains throughout the range Factory Forward Engineering centralizes mass for durability Quick rear end cap —install tuning tip inserts or spark arrestor by removing four screws Includes QuietCore 94 dB insert Meets AMA and FIM sound requirements Made in the U.S.A. Product Details: Full system, Single Canister design. Carbon fiber end cap/finish (MegaBomb style). Aluminum muffler with stainless steel pipe. Specs: Weight: 12.2 lbs | Dimensions: 24.5" x 14.75" x 14.25" | Unit: Each
RCT (Resonance Chamber Technology) features a patented core shape that lowers decibels while maintaining maximum power output
Internal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains throughout the entire range of power
FMF's Factory Forward Engineering centralizes mass and is less prone to crash damage
Innovative rear end cap features simple installation of tuning tip inserts or spark arrestor with the removal of four screws