FMF Q4 Hex Slip-On Exhaust for Yamaha YZ450F and YZ450FX Models

Upgrade your Yamaha YZ450F or YZ450FX with the FMF Q4 Hex Slip-On Exhaust, designed for optimal performance and reduced noise levels. This exhaust features internal baffles, chambers, and advanced sound-absorbing materials that accelerate exhaust flow, resulting in a more responsive ride with minimal power loss. Its engineering ensures a significant noise reduction, keeping sound output well below 96dB on most machines to meet strict noise regulations. Built with durability in mind, the FMF Q4 Hex exhaust incorporates a maintenance-free stainless steel spark arrestor screen, which is U.S. Forestry approved, providing a reliable solution for off-road and trail riding.

The FMF Q4 Hex Slip-On is tailored specifically for Yamaha YZ450F and YZ450FX models from 2018 through 2022, ensuring a perfect fit and seamless installation. Its design enhances engine performance while maintaining compliance with sound and safety standards. Whether you're racing or trail riding, this exhaust system offers improved flow, reduced weight, and increased durability, making it a valuable upgrade for serious riders seeking reliable performance upgrades.

Constructed with high-quality materials, the FMF Q4 Hex exhaust guarantees longevity and consistent performance. Its sleek design complements the bike’s aesthetics, and the advanced internal chamber structure optimizes exhaust flow for quicker throttle response and increased horsepower. Easy to install and maintain, this exhaust system is an essential addition for Yamaha YZ450F and YZ450FX owners looking to elevate their riding experience with a proven, high-performance slip-on exhaust.

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

Fits,
Yamaha WR450F 2019
Yamaha YZ450F 2018
Yamaha YZ450F 2019
Yamaha YZ450F 2020
Yamaha YZ450F 2021
Yamaha YZ450F 2022
Yamaha YZ450F 2023
Yamaha YZ450F 2024
Yamaha YZ450FX 2019
Yamaha YZ450FX 2020
Yamaha YZ450FX 2021
Yamaha YZ450FX 2022
Yamaha YZ450FX 2023
Yamaha YZ450FX 2024