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 ultimate performance from your machine with the FMF Factory 4.1 RCT Slip-On Muffler. Engineered for closed course competition, this muffler delivers unparalleled power and durability.
Description
The Factory 4.1 RCT incorporates FMF's advanced Resonance Chamber Technology™ both internally and externally, optimizing exhaust flow and maximizing horsepower. Its shorter overall length reduces the risk of damage in crashes while complementing Factory Forward Engineering by positioning the muffler closer to the engine, centralizing mass for improved handling. Constructed entirely from aerospace-grade materials and manufactured in FMF's Southern California facility, this slip-on muffler meets the highest standards of quality and performance. Upgrade to the FMF Factory 4.1 RCT and experience the difference on the track.
Features & highlights
- Unleashes maximum horsepower and torque gains for competitive racing.
- Resonance Chamber Technology™ (RCT) optimizes exhaust flow and power delivery.
- Shorter design minimizes crash damage and centralizes mass for enhanced handling.
- Constructed from aerospace-grade titanium for exceptional strength and weight savings.
- Carbon fiber end cap adds a touch of style and reduces weight further.
- Anodized finish provides corrosion resistance and a sleek look.
- Proudly made in the USA at FMF's Southern California factory.
Technical specifications
- Brand: FMF
- Product Name: Muffler
- Type: Slip-On
- Muffler Material: Titanium
- Pipe Material: Titanium
- Muffler Color/Finish: Anodized
- End Cap Material: Carbon Fiber
- End Cap Color/Finish: Black
Important to know
For closed course competition use only.
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
042412
Muffler
Titanium
Carbon Fiber
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.

