Fmf Q4 Hex Slip-on Muffler
Fmf Q4 Hex Slip-on Muffler
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Estimated delivery: Feb 05 - Feb 09
About this product
About this product
Experience the perfect balance of performance and responsible sound levels with the FMF Q4 Hex Slip-On Muffler. Designed for off-road enthusiasts and racers alike, the Q4 delivers noticeable power gains throughout the entire RPM range while maintaining a less intrusive sound profile. Feel the power, not just hear it.
Description
The FMF Q4 Hex Slip-On Muffler utilizes intricate chambers, baffles, and proprietary multistage packing material to optimize exhaust flow and maximize power output. This innovative design provides enhanced performance across the entire RPM range, giving you the edge you need on the trail or track. The rugged construction ensures long-lasting durability and is pounds lighter than the stock muffler, improving handling and reducing fatigue. The integrated spark arrestor adds an extra layer of safety and meets regulations for responsible off-road riding. Proudly made in the U.S.A., the FMF Q4 Hex Slip-On Muffler is the ideal choice for riders seeking a high-performance, sound-conscious exhaust upgrade. Installation is straightforward with its slip-on design.
Features & highlights
- Experience significant power gains throughout the entire RPM range.
- Enjoy a less intrusive sound profile, respecting both your surroundings and riding experience.
- Reduce weight compared to the stock muffler for improved handling and agility.
- Benefit from rugged construction, ensuring long-lasting durability in demanding off-road conditions.
- Integrated spark arrestor provides responsible riding and meets necessary regulations.
- Proudly made in the U.S.A., guaranteeing high-quality craftsmanship and performance.
Technical specifications
- Brand: FMF
- Product Name: Muffler
- Type: Slip-On
- Muffler Material: Aluminum
- Pipe Material: Stainless Steel
- End Cap Material: Stainless Steel
- Muffler Color/Finish: Raw
- Weight: 4.9 lb (2.23 kg)
Important to know
Please note: This muffler will not pass the 2025 FIM sound regulation.
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
045556
Muffler
2,23 kg (4,9 lb)
Aluminum
Stainless Steel
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.

