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The 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
-Massive Power gains throughout the RPM range
-Huge weight savings over stock system
-New RTS (Rapid Tuning System)
-Made from proprietary blend of high-quality alloy grade titanium
-Used by Star Racing Yamaha, ClubMX Yamaha, BarX Yamaha, AmPro Yamaha, and more.
-Championship winning system (12+ titles from '19-'26)
Free U.S. standard shipping on qualifying orders $199+. Special order and made-to-order items can't be cancelled or refunded once ordered.
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We carry 750,000+ parts, so we can probably still get it. Check the spelling, try the part number, or ask us.
Request this part Text us (833) 691-5717