Fmf Factory 4.1 Slip-on Muffler
Fmf Factory 4.1 Slip-on Muffler
In stock
-
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 Slip-On Muffler. Experience a significant boost in power and overall performance. This muffler is engineered to deliver enhanced horsepower across the entire RPM range, giving you the edge you need on the track or trail.
Description
The FMF Factory 4.1 Slip-On Muffler utilizes Factory Forward Engineering, strategically centralizing mass to dramatically improve handling and maneuverability. This innovative design provides a noticeable advantage, allowing for quicker transitions and greater control. Crafted from premium titanium, this slip-on muffler offers exceptional durability and weight savings, ensuring long-lasting performance. The anodized blue finish and stainless steel Euro end cap add a touch of style to your machine. Fine-tune your bike's performance with optional tuning inserts and spark arrestor modules. Upgrade your riding experience today with the FMF Factory 4.1.
Features & highlights
- Experience superior power and performance with increased horsepower throughout the RPM range.
- Factory Forward Engineering centralizes mass for significantly improved handling.
- Customize your bike's performance with optional tuning inserts.
- Add a spark arrestor module for off-road riding (available separately).
- The titanium construction offers a lightweight and durable design.
- Features a stylish anodized blue finish and Euro end cap.
Technical specifications
- Brand: FMF
- Product Name: Muffler
- Type: Slip-On
- Muffler Material: Titanium
- Pipe Material: Titanium
- Muffler Color/Finish: Anodized Blue
- End Cap Material: Stainless Steel
- End Cap Style: Euro
Important to know
Please note: This muffler does not meet the 2025 FIM sound regulations. Optional performance tuning inserts and spark arrestor module are sold separately.
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
041291
Muffler
Titanium
Stainless Steel
Slip-On
Each
Titanium
Euro


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.

