Fmf Factory 4.1 Rct Slip-on Muffler
Fmf Factory 4.1 Rct Slip-on Muffler
Available in stock (5)
-
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. This high-performance exhaust upgrade delivers significant power gains and weight savings, enhancing your riding experience on and off the track. Crafted with precision and advanced technology, the Factory 4.1 RCT is designed for enthusiasts and professionals seeking top-tier performance and durability.
Description
The FMF Factory 4.1 RCT Slip-On Muffler incorporates FMF's innovative Resonance Chamber Technology™ (RCT) both internally and externally, optimizing exhaust flow and maximizing power output across the entire RPM range. Its shorter overall length reduces the risk of crash damage, while FMF's Factory Forward Engineering centralizes mass by positioning the muffler closer to the engine, improving handling and maneuverability. Constructed from aerospace-grade aluminum and stainless steel, and finished with a carbon fiber end cap, this muffler meets the highest standards of quality and performance. The Rapid Tuning System (RTS) allows for quick and easy adjustments.
Features & highlights
- Experience massive power gains throughout the entire RPM range for improved acceleration and throttle response.
- Enjoy significant weight savings compared to stock mufflers, enhancing handling and overall performance.
- Benefit from the Resonance Chamber Technology (RCT), optimizing exhaust flow for maximum power.
- Reduce the risk of damage with a shorter muffler design and centralized mass.
- Crafted from aerospace-grade materials, ensuring exceptional durability and performance.
- Features a carbon fiber end cap for a premium look and weight reduction.
- Utilize the Rapid Tuning System (RTS) for easy and precise tuning.
Technical specifications
- Brand: FMF
- Product Name: Muffler
- Type: Slip-On
- Muffler Material: Aluminum
- Pipe Material: Stainless Steel
- End Cap Material: Carbon Fiber
- Muffler Color/Finish: Raw
- Units: Each
Important to know
This is a slip-on muffler, designed to be used with the existing exhaust system. Check fitment for your specific motorcycle make and model before installation.
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
044464
Muffler
Aluminum
Carbon Fiber
Aluminum, Stainless Steel
Slip-On
Each
Stainless Steel


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.

