Fmf 4.1 Rct Exhaust System
Fmf 4.1 Rct Exhaust System
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Estimated delivery: Feb 04 - Feb 08
About this product
About this product
Unleash the ultimate performance from your motorcycle with the FMF 4.1 RCT Exhaust System. Engineered with precision and crafted from aerospace-grade materials, this exhaust system delivers unparalleled power, weight reduction, and durability. Experience the difference that FMF's advanced technology brings to your ride.
Description
The FMF 4.1 RCT Exhaust System integrates FMF's Resonance Chamber Technology™ internally and externally, optimizing exhaust flow and maximizing horsepower gains. Its shorter overall length enhances crash resistance, while Factory Forward Engineering centralizes mass by positioning the muffler closer to the engine. Constructed with aerospace-grade materials to exact specifications, this full exhaust system ensures exceptional strength and longevity. The stainless steel pipe and aluminum muffler combine for a lightweight yet robust design. The conical, slash-cut carbon fiber end cap in black adds a touch of aggressive styling to your machine, complementing its enhanced performance. This 1-into-1 system is designed for enthusiasts and professionals who demand the best in exhaust technology.
Features & highlights
- Maximizes horsepower and torque across the RPM range.
- Utilizes FMF's Resonance Chamber Technology™ (RCT) for optimized exhaust flow.
- Shorter design enhances crash resistance and centralizes mass.
- Constructed from aerospace-grade materials for exceptional durability.
- Features a stylish conical, slash-cut carbon fiber end cap.
- Lightweight design improves handling and overall performance.
- Provides a noticeable improvement in throttle response and sound.
Technical specifications
- Brand: FMF
- Product Name: Full Exhaust System
- Design/Configuration: 1-Into-1 System
- Pipe Material: Stainless Steel
- Muffler Material: Aluminum
- Muffler Color/Finish: Natural
- End Cap Material: Carbon Fiber
- End Cap Color/Finish: Black
- End Cap Style: Conical, Slash-Cut
Important to know
Please note: This exhaust system will not pass 2025 FIM sound regulations.
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
041612
Full Exhaust System
Carbon Fiber
Aluminum
Each
Stainless Steel
Conical, Slash-Cut


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.

