OPEN BOX FMF Q4 HEX Muffler YZ450F 2018-2025 044442 1821-1837 Ignition Coil Relocation Kit Tough black plastic construction

Tough black plastic construction

Swingarm-mounted stabilizer

Slide over existing 1" or 1

The system delivers extra power and torque all through the range

OPEN BOX FMF Q4 HEX Muffler YZ450F 2018-2025 044442 1821-1837 Ignition Coil Relocation Kit Tough black plastic constructionThe Q4 employs intricate chambers, baffles and proprietary multistage packing material With the Q4 you dont need to hear the power, just feel the power! Less sound equals more ground Power gains throughout the entire rpm range Spark arrestor included Pounds lighter than stock Rugged design for off road endurance Made in the U. S. A. 2019 2025 Yamaha YZ450FX 2019, 2023 2025 Yamaha WR450F 2018 2025 Yamaha YZ450F Fitment Disclosure This quick reference