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| SKU | FMF044490 |
| MPN | 044490 |
| GTIN | 044490 |
| Certifications | None |
| Material | Titanium and Carbon Fiber |
| Color/Finish | Factory Anodized with Carbon Cap |
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2026 | Yamaha | YZ450F | Base |
| 2026 | Yamaha | YZ450F 70th Anniversary Edition | Base |
| 2026 | Yamaha | YZ450FX | Base |
Experience top-tier performance and premium craftsmanship with the FMF Factory 4.1 RCT Full System designed specifically for 26+ Yamaha YZ450F models. This complete exhaust system features a titanium megabomb header paired with a lightweight Factory Anodized 4.1 RCT muffler finished with a sleek carbon cap for the ultimate blend of style and durability.
Engineered to boost your bike's horsepower and torque, the FMF Racing 4.1 RCT offers enhanced power delivery across the entire RPM range. The precise tuning reduces weight while improving sound quality for a refined yet powerful exhaust note that stands out on the track or trail.
Manufactured with race-ready materials and cutting-edge technology, this system ensures exceptional heat resistance and corrosion protection. Installation is straightforward, making it the ideal upgrade for racers and serious riders who demand both performance and reliability from their exhaust components.
Trust in FMF Racing's reputation for innovation and quality to elevate your Yamaha YZ450F's capabilities with this full system that combines advanced design, premium materials, and rider-focused engineering.
Engineered to boost your bike's horsepower and torque, the FMF Racing 4.1 RCT offers enhanced power delivery across the entire RPM range. The precise tuning reduces weight while improving sound quality for a refined yet powerful exhaust note that stands out on the track or trail.
Manufactured with race-ready materials and cutting-edge technology, this system ensures exceptional heat resistance and corrosion protection. Installation is straightforward, making it the ideal upgrade for racers and serious riders who demand both performance and reliability from their exhaust components.
Trust in FMF Racing's reputation for innovation and quality to elevate your Yamaha YZ450F's capabilities with this full system that combines advanced design, premium materials, and rider-focused engineering.
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We want to deliver parts fast, efficiently, and with ease. Our mission is to continue to provide just that. To provide large inventory and efficient logistics while maintaining great service. As well as a community with like-minded auto enthusiasts that share the same passion as we do.
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