Description
Factory 4.1 RCT Exhaust System – Stainless Steel – Carbon End Cap
The FMF Factory 4.1 RCT Exhaust System, part number 042405, is designed for high-performance motorcycle applications, offering a combination of durability and enhanced power output. Crafted from stainless steel, this exhaust system delivers excellent corrosion resistance and longevity, suitable for demanding riding conditions. The system features a carbon end cap that not only reduces weight but also adds a sleek, aggressive aesthetic to your bike. This exhaust is specifically engineered for closed course competition use, ensuring optimal performance during racing events. Included with the system is a spark arrestor screen insert, providing safety and compliance for off-road environments, and a 94dB insert that helps meet sound restrictions without compromising performance. The FMF Factory 4.1 RCT exhaust system is a top choice for riders seeking to maximize their motorcycle’s power while maintaining a lightweight and durable construction. Its precise engineering ensures improved exhaust flow, resulting in better throttle response and increased horsepower. Whether you are upgrading your stock system or building a race-ready setup, this exhaust guarantees reliability and performance that meet professional standards. Proper installation and maintenance will ensure this system continues to deliver exceptional results on the track or trail.
Features:
- Spark arrestor screen insert included for safety and environmental compliance
- 94dB insert included for noise regulation adherence
- Constructed from durable stainless steel for corrosion resistance
- Carbon end cap reduces weight and enhances aesthetic appeal
- Designed specifically for closed course competition use





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