FMF Q4 Hex S/A Slip-On Exhaust Muffler for KTM and Husqvarna Offroad Motorcycles

The FMF Q4 Hex S/A Slip-On Exhaust Muffler is designed to enhance the performance of your offroad motorcycle while maintaining compliance with sound regulations. Crafted with internal baffles, chambers, and advanced sound-absorbing materials, this muffler accelerates exhaust flow with minimal noise and reduced power loss. Its innovative construction ensures that your bike runs efficiently and smoothly, providing a noticeable improvement in throttle response and overall performance.
Built with durability and maintenance ease in mind, the FMF Q4 features a stainless steel spark arrestor screen that is maintenance-free and designed to withstand harsh offroad conditions. Approved by U.S. Forestry, this spark arrestor ensures safe operation in environmentally sensitive areas, reducing the risk of fire and adhering to strict regulations. Its compact slip-on design makes installation straightforward, allowing you to upgrade your exhaust system quickly and with minimal hassle.
Compatible with a range of KTM and Husqvarna models from 2015 to 2017, including the KTM 250 SX-F Factory Edition, 350 XC-F, 450 SX-F, and Husqvarna FC models, this muffler is ideal for riders seeking improved power and sound management. Whether you’re racing or enjoying recreational riding, the FMF Q4 offers a balanced combination of performance, sound control, and durability, making it a reliable upgrade for your offroad motorcycle.

Features:

• Incorporates internal baffles, chambers, and space-age sound-absorbing materials to accelerate exhaust flow with less noise and minimal power loss

• Well under the 96dB sound output on most machines to satisfy strict sound requirements

• U.S. Forestry approved Spark arrestor with maintenance-free, stainless steel spark arrestor screen

Product Type: Exhaust
Exhaust Type: Slip-On Muffler
Model: Q4
Segment: Offroad
Division: Exhaust
Class: Mufflers, Pipes, & Systems
Sub Class: Mufflers, Silencers, Slip Ons

FITMENT:
2015 KTM 250 SX-F Factory Edition
2015 KTM 450 SX-F Factory Edition
2016 Husqvarna FC 250
2016 Husqvarna FC 350
2016 Husqvarna FC 450
2016 KTM 250 SX-F
2016 KTM 250 XC-F
2016 KTM 350 SX-F
2016 KTM 350 XC-F
2016 KTM 450 SX-F
2016 KTM 450 XC-F
2017 Husqvarna FC 250
2017 Husqvarna FC 350
2017 Husqvarna FC 450
2017 Husqvarna FE 250
2017 Husqvarna FE 350
2017 Husqvarna FE 450
2017 Husqvarna FE 501
2017 Husqvarna FX 350
2017 Husqvarna FX 450
2017 KTM 250 SX-F
2017 KTM 250 XC-F
2017 KTM 350 SX-F
2017 KTM 350 XC-F
2017 KTM 450 EXC-F
2017 KTM 450 SX-F
2017 KTM 450 XC-F
2017 KTM 500 EXC-F
2018 Husqvarna FC 250
2018 Husqvarna FC 350
2018 Husqvarna FC 450
2018 Husqvarna FE 250
2018 Husqvarna FE 350
2018 Husqvarna FE 450
2018 Husqvarna FE 501
2018 Husqvarna FX 350
2018 Husqvarna FX 450
2018 KTM 250 SX-F
2018 KTM 250 XC-F
2018 KTM 350 SX-F
2018 KTM 350 XC-F
2018 KTM 450 EXC-F
2018 KTM 450 SX-F
2018 KTM 450 XC-F
2018 KTM 500 EXC-F
2019 Husqvarna FE 250
2019 Husqvarna FE 350
2019 Husqvarna FE 450
2019 Husqvarna FE 501
2019 KTM 450 EXC-F
2019 KTM 500 EXC-F