FMF Alum F4.1 RCT Slip-On Exhaust with Carbon Cap for KTM and Husqvarna Models

Upgrade your motocross bike with the FMF Alum F4.1 RCT Slip-On Exhaust, designed to deliver enhanced performance and refined exhaust sound. Incorporating the latest Resonance Chamber Technology, this exhaust system features a patented core shape that reduces sound levels while maintaining maximum power output. The innovative chamber design optimizes exhaust pressure for improved engine efficiency, ensuring your motorcycle performs at its peak during demanding rides. Its factory-forward engineering approach centralizes mass, making the system less prone to crash damage and enhancing overall durability.
Constructed with a choice of Ti canister and mid-pipe or aluminum canister with a stainless steel mid-pipe, the F4.1 RCT offers versatile options for different riding conditions and preferences. The canister’s increased internal volume, achieved through its patented canister shape, provides more space for sound-absorbing material, further reducing noise without sacrificing performance. An easy-to-install rear end cap allows for straightforward installation of tuning tip inserts or spark arrestors, enabling quick adjustments to suit your needs. This slip-on exhaust is precisely tuned with optimized core specifications tailored to specific applications, ensuring a perfect fit and maximum benefit for your motorcycle.
The package includes a spark arrestor and wash plug for added convenience and safety. Designed to fit a range of 2018-2020 Husqvarna and KTM models, including the Husqvarna FC 450 Rockstar Edition, FX 350, FX 450, FC 350, FC 450, and KTM 450 SX-F, 350 SX-F, 450 XC-F, 350 XC-F, this exhaust system enhances performance while maintaining compliance with noise regulations. Whether you’re racing or enjoying recreational riding, the FMF Alum F4.1 RCT Slip-On offers a significant upgrade in power, sound quality, and durability for your dirt bike.

Features:

• All new incorporating the latest in Resonance Chamber Technology

• Patented core shape lowers sound level while maintaining maximum power output

• Patented canister shape increases internal volume for more sound absorbing material

• Patented chamber design to enhance and refine exhaust pressure

• Factory Forward Engineering centralizes mass and is less prone to crash damage

• Tuned exhaust with optimized core specifications for each application

• Innovative rear end cap for simple installation of tuning tip inserts or spark arrestor

• Available with Ti canister and mid-pipe or aluminum canister with stainless steel mid-pipe

• Includes spark arrestor and wash plug for added safety and convenience

Fits,
Gas-Gas EX 350F 2021
Gas-Gas EX 350F 2022
Gas-Gas EX 350F 2023
Gas-Gas EX 450F 2021
Gas-Gas EX 450F 2022
Gas-Gas EX 450F 2023
Gas-Gas MC 450F 2021
Gas-Gas MC 450F 2022
Gas-Gas MC 450F 2023
Husqvarna FC 350 2019
Husqvarna FC 350 2020
Husqvarna FC 350 2021
Husqvarna FC 350 2022
Husqvarna FC 450 2019
Husqvarna FC 450 2020
Husqvarna FC 450 2021
Husqvarna FC 450 2022
Husqvarna FC 450 Rockstar Edition 2018
Husqvarna FX 350 2019
Husqvarna FX 350 2020
Husqvarna FX 350 2021
Husqvarna FX 350 2022
Husqvarna FX 450 2019
Husqvarna FX 450 2020
Husqvarna FX 450 2021
Husqvarna FX 450 2022
KTM 350 SX-F 2019
KTM 350 SX-F 2020
KTM 350 SX-F 2021
KTM 350 SX-F 2022
KTM 350 XC-F 2019
KTM 350 XC-F 2020
KTM 350 XC-F 2021
KTM 350 XC-F 2022
KTM 450 SX-F 2019
KTM 450 SX-F 2020
KTM 450 SX-F 2021
KTM 450 SX-F 2022
KTM 450 XC-F 2019
KTM 450 XC-F 2020
KTM 450 XC-F 2021
KTM 450 XC-F 2022