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FMF
Q4 HEX Muffler
Part # 1821-2006
$499.99
In Stock
- 60-day returns
- Free shipping over $100
- Secure checkout
CA Prop 65 Warning: WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov
Confirmed fit for 20 motorcycle configurations across Beta, model years 2020–2025.
| Years | Make & Model |
|---|---|
| 2021, 2025 Beta | 430 RR 4T |
| 2021, 2025 Beta | 350 RR 4T |
| 2021, 2025 Beta | 480 RR 4T |
| 2021, 2025 Beta | 390 RR 4T |
| 2020, 2023-2024 Beta | 390 RR |
| 2020, 2023-2024 Beta | 480 RR |
| 2020, 2023-2024 Beta | 430 RR |
| 2020, 2023-2024 Beta | 350 RR |
- 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.
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Overview
The FMF 1821-2006: Q4 HEX Muffler. Confirmed fit for 20 motorcycle configurations across Beta, model years 2020–2025. Ships from Greasemoto — a veteran-owned motorcycle parts shop in Fort Worth, TX — with free U.S. shipping on orders over $100.
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