FMF Factory 4.

FMF FACTORY 4.1 RCT EXHAUST SYSTEM FOR YZ 450 F 2020

Choose ultimate performance with the FMF Factory 4.1 RCT exhaust system, designed for the 2020 Yamaha YZ 450 F. This cutting-edge technology offers an unparalleled riding experience, combining power, durability, and compliance with the strictest sound standards.

• Patented RCT (Resonance Chamber Technology) for noise reduction while maximizing power
• Internal RCT chamber ducts to increase volume and improve gas flow, providing power gains at all engine speeds
• Factory Forward Engineering technology centralizes exhaust mass for increased strength
• Innovative exhaust tip allowing easy installation of spark arrestor or dB killer by simply removing 4 screws
• FMF PowerBomb header included for optimal performance
• Meets AMA and FIM sound standards, with QuietCore 94dB dB killer included
• Spark arrestor included with the muffler for safe use
• Made in the USA, ensuring quality and reliability

This exhaust system is compatible with the YAMAHA YZ 450 F 449 2020 AMERICA and YAMAHA YZ 450 F 449 2020 EUROPE models, offering exceptional versatility and performance for all motocross enthusiasts. Don't compromise the quality of your ride - choose the FMF Factory 4.1 RCT exhaust system and push your limits on the tracks.