Does it fit your motorcycle?
Look it up by licence plate or VIN, or choose your model.
Confirmed compatible · Position:
This part doesn't fit your bike. See parts that fit
Fits most motorcycles
Not model-specific. Check dimensions and specifications in the description before ordering.
Chosen by size, not by model
The size is printed on the tyre sidewall, e.g. 120/70 ZR17, and in your registration document.
Checking fitment…
Fitment check unavailable
FMF Factory 4.1 RCT Titanium Full Exhaust System - 042398
Product info
- Item number
- 18201984
- Manufacturer number
- 042398
- Position
Unleash the full potential of your machine with the FMF Factory 4.1 RCT Exhaust System. This full system exhaust is engineered to deliver maximum power gains across the entire power range while reducing noise levels. Experience the difference that precision engineering and top-tier materials make in your motorcycle's performance.
Description
The Factory 4.1 RCT (Resonance Chamber Technology) incorporates a patented core shape to effectively lower decibels without compromising power output. Internal ducts within the chamber increase internal volume, improving exhaust flow and boosting overall engine performance. FMF's Factory Forward Engineering centralizes mass, enhancing the bike's handling and reducing the risk of damage in the event of a crash. The innovative rear end cap design allows for easy installation of tuning tip inserts or a spark arrestor by simply removing four screws. With its titanium construction, carbon fiber end cap, and blue anodized muffler, this exhaust system not only performs but also looks exceptional. The FMF Factory 4.1 RCT meets AMA and FIM sound requirements, ensuring compliance without sacrificing performance.
Features & highlights
- Resonance Chamber Technology (RCT) reduces decibels and maintains maximum power output.
- Internal ducts optimize exhaust flow for increased power gains throughout the entire power range.
- Factory Forward Engineering centralizes mass and minimizes crash damage.
- Innovative rear end cap facilitates easy installation of tuning tips or a spark arrestor.
- Meets AMA and FIM sound requirements for competitive use.
- Includes QuietCore 94 dB insert for noise reduction.
- Proudly made in the U.S.A.
Technical specifications
- Brand: FMF
- Product Name: Exhaust System
- Type: Full System
- Design/Configuration: Single Canister
- Muffler Material: Titanium
- Pipe Material: Titanium
- Muffler Color/Finish: Blue Anodized
- End Cap Color/Finish: Carbon Fiber
- Material: Carbon Fiber, Titanium
Important to know
Please note: This exhaust system will not pass 2025 FIM sound regulations.
- Brand
- FMF
- Vendor part number
- 042398
- Product name
- Exhaust System
- Muffler material
- Titanium
- Material
- Carbon Fiber, Titanium
- Type
- Full System
- Units
- Each
- Pipe material
- Titanium
Free shipping to a GLS parcel shop or parcel box on orders over €200.
We ship your order as quickly as we can. Orders are usually packed within 24 hours on weekdays.
You have a 14-day right of return. Read more
4.8 out of 5 on TrustpilotRead our reviews →
Certified e-mærket web shop
