Knobtown Cycle proudly offers the FMF EXHAUST FACT4.1 ANTI SS. Your Kansas City motorcycle parts experts for over 40 years.
Product Description
EXHAUST FACT4.1 ANTI SS
- Superior power than stock systems
- Available with titanium and stainless steel headers
- FMF's Factory Forward Engineering centralizes mass and is less prone to crash damage
- Innovative rear end cap features simple installation of tuning tip inserts or spark arrestor with the removal of four screws
- Meet AMA and FIM sound requirements
- QuietCore 94 dB insert included
- Spark arrestor included in muffler
Part Locations
| Location |
Available |
| Wisconsin (WI) |
0 |
| New York (NY) |
0 |
| Texas (TX) |
2 |
| Nevada (NV) |
15 |
| North Carolina (NC) |
0 |
| National Total |
17 |
Stock levels last updated: January 2, 2026 8:28 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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