FMF Factory 4.1 RCT Exhaust System
YAMAHA YZF 250 2019-22 , YAMAHA WR 250F 2020-22
- 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 это 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
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