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  • FMF Racing Factory Aluminum 4.1 RCT w/ Carbon Cap Complete System w/ Megabomb Header 044483 fits 2026 Yamaha Yz450f, YZ450FX / 2026 Yamaha YZ450F 70TH Anniversary Edition
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FMF Racing Factory Aluminum 4.1 RCT w/ Carbon Cap Complete System w/ Megabomb Header 044483 fits 2026 Yamaha Yz450f, YZ450...
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FMF Racing Factory Aluminum 4.1 RCT w/ Carbon Cap Complete System w/ Megabomb Header 044483 fits 2026 Yamaha Yz450f, YZ450FX / 2026 Yamaha YZ450F 70TH Anniversary Edition

FMF Racing
044483
Out of stock
$1,074.99 USD $1,053.99 USD
FMF Racing Factory Aluminum 4.1 RCT w/ Carbon Cap Complete System w/ Megabomb Header 044483 fits 2026 Yamaha Yz450f, YZ450FX / 2026 Yamaha YZ450F 70TH Anniversary Edition
Description
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.

This Part Fits:

Year Make Model Submodel
2026 Yamaha YZ450F Base
2026 Yamaha YZ450F 70th Anniversary Edition Base
2026 Yamaha YZ450FX Base
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