Description
Bike Fitment:
- KTM 450 SMR 2023–2024
- KTM 450 SX-F 2023–2026
- KTM 450 SX-F Factory Edition 2022–2025
- KTM 450 XC-F 2023–2025
- KTM 450 XCF-W 2024–2025
- KTM 500 XW-F 2024
The FMF Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, we achieve a shorter overall length that is less susceptible to crash damage and complementary to our 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 our exacting specifications and is manufactured 100% at our Southern California factory.
- Blue Anodized Titanium Muffler with Carbon End Cap.
- New RTS (Rapid Tuning System).
- Significantly lighter than OEM Muffler.
- FMF uses the highest quality proprietary blend of alloy grade titanium made especially to our standards.
- Can be used with FMF or Stock OEM Header.
- Closed course/competition use only.
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