044455 - FMF Factory 4.1 RCT YAMAHA YZF WR 250 2019-22

YAMAHA YZF 250  2019-22  , YAMAHA WR 250F 2020-22

Factory 4.1 RCT Slip-On Muffler

• The Factory 4.1 RCT incorporates FMF s Resonance Chamber Technology™, both internally and externally
• In addition, FMF achieves a shorter overall length that is less susceptible to crash damage and complementary to their 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 their exacting specifications and is manufactured 100% at their Southern California factory
• Massive Power gains throughout the RPM range.
• Huge weight savings
• RTS (система быстрой настройки)