Collection: FMF Factory 4.1 RCT 4-Stroke Exhaust Systems with Power Bomb or Mega Bomb
FMF Factory 4.1 RCT Slip-On Exhaust System
The FMF Factory 4.1 RCT Slip-On Exhaust System is designed for serious riders looking for top-tier performance, weight reduction, and a sleek aesthetic. With advanced technology and high-quality construction, this exhaust system provides significant power gains and enhances your bike's performance.
Key Features and Technologies:
RCT (Resonance Chamber Technology™):
This technology uses both internal and external resonance chambers to optimize exhaust flow and power delivery. By managing sound waves and improving scavenging, the RCT system helps increase power throughout the RPM range.
Factory Forward Engineering:
The shorter muffler length, positioned closer to the engine, helps centralize mass, improving handling and reducing the risk of crash damage.
Aerospace Grade Materials:
Constructed from aluminum or premium titanium and carbon fiber, this system ensures durability while significantly reducing weight compared to stock exhaust systems.
RTS (Rapid Tuning System):
The RTS allows for quick and easy tuning adjustments, giving riders the flexibility to change the sound level or adjust the power delivery to suit their needs.
Construction and Finish:
- 100% Manufactured in FMF's Southern California Factory
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Blue Anodized Titanium Muffler with a Carbon Fiber End Cap
The finish provides a distinct, premium look, setting your bike apart with high-quality materials.
Performance Benefits:
- Massive Power Gains: Noticeable increase in power across the RPM range.
- Weight Savings: Significant weight reduction compared to stock exhaust systems, improving overall performance.
Additional Information:
- Configuration: Single slip-on system or Full System.
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Included Components:
- Screen insert spark arrestor
- 94dB quiet insert
- Legal Notice: "Closed Course Use Only." This exhaust is not street-legal.
In conclusion, the FMF Factory 4.1 RCT Slip-On Exhaust System is designed for riders who want maximum performance, reduced weight, and a premium look. Its advanced technology and durable construction make it a top choice for off-road motorcycles.
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FMF Factory 4.1 RCT Exhaust System - Titanium - 041605 - 2021-2025 Honda CRF450R, CRF450RX
Regular price $1,237.49 USDRegular priceUnit price / per$1,374.99 USDSale price $1,237.49 USDSale -
FMF 4.1 RCT Exhaust System with MegaBomb - Anodized Titanium- 044457 - 2019-2024 Yamaha YZ250F, YZ250FX
Regular price $1,237.49 USDRegular priceUnit price / per$1,374.99 USDSale price $1,237.49 USDSold out -
FMF Factory 4.1 Rct Titanium Anodized Full System W/ Carbon End Cap 044478 - 2023-2024 Yamaha YZ450F
Regular price $1,237.49 USDRegular priceUnit price / per$1,374.99 USDSale price $1,237.49 USDSale -
FMF Ti Factory 4.1 RCT (Full System) Carbon Fiber End Cap - Megabomb Head Pipe - 041613 - 2022-2024 Honda CRF250R, CRF250RX
Regular price $1,237.49 USDRegular priceUnit price / per$1,374.99 USDSale price $1,237.49 USDSale -
FMF 4.1 RCT Exhaust System with MegaBomb - Aluminum- 044456 - 2019-2024 Yamaha YZ250F, YZ250FX
Regular price $967.49 USDRegular priceUnit price / per$1,074.99 USDSale price $967.49 USDSale -
FMF Factory 4.1 RCT Exhaust System - Aluminum - 041604 - 2021-2025 Honda CRF450R, CRF450RX
Regular price $944.99 USDRegular priceUnit price / per$1,049.99 USDSale price $944.99 USDSale -
FMF Factory 4.1 RCT Exhaust with Megabomb Header - Anodized Titanium - 044438 - 2009-2020 Yamaha YFZ450R, YFZ450X
Regular price $944.99 USDRegular priceUnit price / per$1,049.99 USDSale price $944.99 USDSale -
FMF Stainless Steel Factory 4.1 RCT (Full System) Carbon Fiber End Cap - Megabomb Head Pipe - 041612 - 2022-2023 Honda CRF250R, CRF250RX
Regular price $944.99 USDRegular priceUnit price / per$1,049.99 USDSale price $944.99 USDSale -
FMF Ti Factory 4.1 RCT (Slip-On) Carbon Fiber End Cap - 041575 - 2019-2020 Honda CRF450R, CRF450RX
Regular price $899.99 USDRegular priceUnit price / per$999.99 USDSale price $899.99 USDSold out -
FMF Ti Factory 4.1 RCT (Slip-On) Carbon Fiber End Cap - 041611 - 2022-2024 Honda CRF250R, CRF250RX
Regular price $809.99 USDRegular priceUnit price / per$899.99 USDSale price $809.99 USDSale -
FMF 045695 Factory 4.1 RCT Anodized Titanium Slip-On Muffler — Triumph TF 250-X
Regular price $809.99 USDRegular priceUnit price / per$899.99 USDSale price $809.99 USDSold out -
FMF Factory 4.1 RCT Slip-On Muffler Beta 450 RX / 450 RC (2024-2025) 045690
Regular price $809.99 USDRegular priceUnit price / per$899.99 USDSale price $809.99 USDSold out -
FMF Ti Factory 4.1 RCT (Slip-On) Carbon Fiber End Cap - 045629 - KTM 450 SX-F, 350 SX-F, 450 XC-F, and 350 XC-F
Regular price $769.49 USDRegular priceUnit price / per$854.99 USDSale price $769.49 USDSale -
FMF Ti Factory 4.1 RCT (Slip-On) Carbon Fiber End Cap - 045629 - Gas Gas 2021-2023 MC 450F, EX 350F, and EX 450F
Regular price $769.49 USDRegular priceUnit price / per$854.99 USDSale price $769.49 USDSale -
FMF Ti Factory 4.1 RCT (Slip-On) Carbon Fiber End Cap - 045633 - 2019-2022 Husqvarna FC 250
Regular price $769.49 USDRegular priceUnit price / per$854.99 USDSale price $769.49 USDSale -
FMF Ti Factory 4.1 RCT (Slip-On) Carbon Fiber End Cap - 045633 - 2021-2023 Gas Gas MC 250F, and EX 250F
Regular price $769.49 USDRegular priceUnit price / per$854.99 USDSale price $769.49 USDSale