FMF MUFFLER HEX Q4 SA
$ 449.99
In stock
MUFFLER HEX Q4 SA
Part #: 18211609
FMF quality guaranteed.
Available for ship to store or drop ship.
FMF MUFFLER HEX Q4 SA
Product Specifications
| Part Number | 18211609 |
|---|---|
| MPN | 18211609 |
| Brand | FMF |
Knobtown Cycle proudly offers the FMF MUFFLER HEX Q4 SA. Your Kansas City motorcycle parts experts for over 40 years.
Product Description
MUFFLER HEX Q4 SA
- 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.
Part Locations
| Location | Available |
|---|---|
| Wisconsin (WI) | 10 |
| New York (NY) | 0 |
| Texas (TX) | 0 |
| Nevada (NV) | 0 |
| North Carolina (NC) | 0 |
| National Total | 10 |
Stock levels last updated: January 2, 2026 9:07 AM
Professional Installation Available
Knobtown Cycle offers professional installation services. Contact us via a service request to learn more.
Thank you for Shopping at Knobtown Cycle!
When you shop with us, you’re not just buying motorcycle parts — you’re supporting a small, family-run business rooted right here in the heartland of America. Every order helps us keep riders on the road and fuels our passion for serving the motorcycle community.
From all of us at Knobtown Cycle, thank you for choosing local and riding with us.
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Need help with installation? Our Service Department based in Kansas City, Missouri is here for you. Fill out a Service Request and lets get you rolling!



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