Fmf Factory 4.1 Rct Slip-on Muffler
Fmf Factory 4.1 Rct Slip-on Muffler
Available in stock (8)
-
Estimated delivery: Feb 04 - Feb 08
About this product
About this product
Unleash the full potential of your motorcycle with the FMF Factory 4.1 RCT Slip-On Muffler. Engineered for maximum performance and durability, this muffler delivers significant power gains and weight savings, enhancing your riding experience on any terrain.
Description
The FMF Factory 4.1 RCT (Resonance Chamber Technology) Slip-On Muffler optimizes exhaust flow both internally and externally, resulting in noticeable power improvements across the entire RPM range. Its innovative design features a shorter overall length, making it less vulnerable to damage in the event of a crash. Complementing FMF's Factory Forward Engineering, this muffler is strategically positioned closer to the engine, centralizing mass for improved handling and responsiveness. Constructed entirely from aerospace-grade titanium, the Factory 4.1 RCT meets stringent quality standards and is proudly manufactured in FMF's Southern California facility. The Rapid Tuning System (RTS) allows for easy maintenance and customization. Upgrade your motorcycle's performance and aesthetics with this high-performance exhaust solution.
Features & highlights
- Experience massive power gains throughout the RPM range, providing improved acceleration and throttle response.
- Enjoy significant weight savings, enhancing your motorcycle's handling and maneuverability.
- Benefit from the Resonance Chamber Technology (RCT), optimizing exhaust flow for peak performance.
- Reduce the risk of damage with the muffler's shorter overall length.
- Improve handling with the muffler's centralized mass, thanks to Factory Forward Engineering.
- Utilize the Rapid Tuning System (RTS) for simplified maintenance and tuning adjustments.
- Crafted from aerospace-grade titanium for exceptional strength and durability.
Technical specifications
- Brand: FMF
- Product Name: Muffler
- Type: Slip-On
- Material: Titanium
- Pipe Material: Titanium
- Muffler Material: Titanium
- End Cap Material: Carbon Fiber
- Muffler Color/Finish: Anodized Blue
Important to know
This is a slip-on muffler; ensure compatibility with your motorcycle's existing exhaust system. Professional installation is recommended.
Shipping & Return
Shipping & Return
Free shipping to GLS parcel shop parcel box for purchases over DKK 1,000.
GLS home delivery costs DKK 59.
We do our best to ship your order as quickly as possible. All orders are generally packed within 24 hours on weekdays.
There is a 14-day return policy. Read more
Parts Denmark Info
Parts Denmark Info
Parts Denmark is a new webshop based in Denmark. We have a physical location you can visit (No showroom yet), and we have both email and phone support in our opening hours.
Our company info is:
Parts Denmark ApS
VAT: DK45974758
Dam Holme 11
3660 Stenløse, Denmark
hello@partsdenmark.com
+45 222 333 29
Best regards,
William Svendsen & Martin Høyer (Owners)
Specifications
FMF
045633
Muffler
Titanium
Carbon Fiber
Titanium
Slip-On
Each
Titanium


Who is behind Parts Denmark
Martin and William are the duo behind Parts Denmark — an unlikely but awesome combo of a tech-savvy young IT wizard and a seasoned motorcycle guru who’s seen (and fixed) it all. Together, we’ve built a team with big ambitions, plenty of passion, and a shared mission to create great things — side-by-side with you.

