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with a shorter inner core length and aluminum canister
-New RTS (Rapid Tuning System)
Result is a flow increase of nearly 10%
works and fits FMF or stock
Our Fatty Gold Series pipe broadens the powerband and provides a healthy power increase everywhere
FACTORY 4.1 RCT TITANIUM ANODIZED SL (Slip-On) W/ CARBON CAP 042412 YAMAHA-YZ85-2016 with a shorter inner coreThe 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
