

Images may differ
Some product images are generic and supplied by the manufacturer. Always check the product title, specifications and fitment information before ordering.
| SKU | FMF042373 |
| MPN | 042373 |
| GTIN | 042373 |
| Certifications | None |
| Material | Anodized Titanium |
| Color/Finish | Anodized Titanium with Carbon Cap |
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2019-2021 | Kawasaki | KX450F | Base |
Experience top-tier performance with the FMF Factory 4.1 RCT Full System, a masterpiece crafted for enthusiasts who demand excellence from their ride. This full exhaust system features an anodized titanium construction, combining lightweight strength with durability to elevate your vehicle's power and sound to new heights.
Equipped with a carbon cap for enhanced style and heat resistance, this system not only looks aggressive but also performs efficiently under extreme conditions. Designed by FMF Racing, a brand renowned for cutting-edge innovation in exhaust technology, it promises superior flow and increased horsepower without compromising reliability.
Whether you're upgrading your bike for the track or street, the Factory 4.1 RCT full system delivers a deep, resonant tone that stands out. Its precise engineering ensures an optimal balance between performance gains and noise compliance, making it the ideal choice for serious riders.
Installation is straightforward, allowing you to quickly transform your motorcycle's exhaust profile. With this system, you'll experience improved throttle response and a notable reduction in exhaust weight, enhancing both acceleration and handling.
Trust FMF Racing to deliver products that meet the highest standards of quality and performance. The Factory 4.1 RCT full system is designed for riders who seek nothing but the best in power, style, and sound.
Equipped with a carbon cap for enhanced style and heat resistance, this system not only looks aggressive but also performs efficiently under extreme conditions. Designed by FMF Racing, a brand renowned for cutting-edge innovation in exhaust technology, it promises superior flow and increased horsepower without compromising reliability.
Whether you're upgrading your bike for the track or street, the Factory 4.1 RCT full system delivers a deep, resonant tone that stands out. Its precise engineering ensures an optimal balance between performance gains and noise compliance, making it the ideal choice for serious riders.
Installation is straightforward, allowing you to quickly transform your motorcycle's exhaust profile. With this system, you'll experience improved throttle response and a notable reduction in exhaust weight, enhancing both acceleration and handling.
Trust FMF Racing to deliver products that meet the highest standards of quality and performance. The Factory 4.1 RCT full system is designed for riders who seek nothing but the best in power, style, and sound.
Customer reviews
Based on 160 reviews
Netherlands owned and operated
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.

















