Description
Features
- The Factory 4.1 RCT incorporates FMF Resonance Chamber Technology™ both internally and externally
- Shorter overall length that is less susceptible to crash damage and complementary to FMF’s Factory Forward Engineering – moving the muffler closer to the motor to centralize mass
- The Factory 4.1 RCT is constructed from only aerospace grade materials that meet FMF’s exacting specifications and is manufactured 100% at their Southern California factory
- Massive Power gains throughout the RPM range.
- Huge weight savings
- New RTS (Rapid Tuning System)
- Includes MegaBomb header
- Includes spark arrestor screen insert
FITMENT
KTM
- KTM 350 SX-F 2019-2022
- KTM 350 XC-F 2019-2022
Husqvarna
- FX 350 2019-2022
- FC 350 2019-2022
GasGas
- EX 350F 2021-2023
PROPOSITION 65
⚠WARNING
This product can expose you to chemicals known to the State of California to cause Cancer or birth defects and reproductive harm. For more information go to: https://oehha.ca.gov/proposition-65






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