Product Description
Powercore 4 Hex Muffler is available now from Knobtown Cycle, your Kansas City motorcycle parts specialists.
When designing the PowerCore 4 HEX, we looked at our top of the line products to deliver race-inspired performance at an economical price. The end result is a quality muffler with improved torque, increased horsepower and rugged durability all at a price that won't break the bank.
Key Features
- Overall increase in power and torque.
- Durable stainless steel and aluminum construction.
- Space Age internal packing material for maximum longevity.
- Internal shape of core uses Hi-Flo technology.
- Enhanced sonic evacuation provides for higher flow and increased power.
- Includes removable spark arrestor.
- Can be used with FMF or Stock OEM Header
Product Specifications
- Part Number: 79-3021
- Brand: Fmf
- Weight: 6.8423 lbs
Available at Knobtown Cycle
Order online or stop by our Kansas City location. Kansas City riders since 2004!
Part Locations
| Location |
Available |
| Ashley (IN) |
2 |
| Elizabethtown (PA) |
0 |
| Boise (ID) |
2 |
| Midway (GA) |
2 |
| Fresno (CA) |
0 |
| Jessup (MD) |
0 |
| Midlothian (VA) |
3 |
| National Total |
9 |
Stock levels last updated: March 1, 2026 5:07 PM
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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