FMF 044442 Q4 Hex Slip-On Muffler - WR450F/YZ450F/X
Manufacturer Part Number: 044442
Drag Part Number: 1821-1837
Q4 Hex Slip-On Muffler - WR450F/YZ450F/X
- The Q4 employs intricate chambers, baffles and proprietary multistage packing material
- With the Q4 you don’t 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.
Fitment
- 2018 Yamaha YZ450F
- 2019 Yamaha WR450F
- 2019 Yamaha YZ450F
- 2019 Yamaha YZ450FX
- 2020 Yamaha WR450F
- 2020 Yamaha YZ450F
- 2020 Yamaha YZ450FX
- 2021 Yamaha WR450F
- 2021 Yamaha YZ450F
- 2021 Yamaha YZ450FX
- 2022 Yamaha WR450F
- 2022 Yamaha YZ450F
- 2022 Yamaha YZ450FX
- 2023 Yamaha WR450F
- 2023 Yamaha YZ450F
- 2023 Yamaha YZ450FX
- 2024 Yamaha WR450F
- 2024 Yamaha YZ450F
- 2024 Yamaha YZ450FX
- 2025 Yamaha YZ450F
- 2025 Yamaha YZ450FX
- 2026 Yamaha YZ450F
Fitment confidence: VERIFIED_API_JSON_EXACT_PRODUCT_HIERARCHY_MATCH
Yes
