Cuts Through the Worst Mud, Fast
Mud Melter's formula breaks down caked-on dirt, clay, and trail grime without scrubbing. Spray it on, let it work, rinse it off — your bike is clean before the next moto.
FMF Racing Beta 350/390/400/430/450/480/498/500/520 10-18 Powercore 4 Hex Muffler
$399.99
Regular price
$399.99
Sale price
$399.99
Regular price
$399.99
Unit price
per
Couldn't load pickup availability
FMF Racing Beta 350/390/400/430/450/480/498/500/520 10-18 Powercore 4 Hex Muffler
The PowerCore 4 was developed to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is useable and compatible with every style of riding. Aluminum construction and stainless steel Hi-Flo end caps make for the perfect balance of performance and strength. Aluminum performance muffler with durable stainless steel components. Completely redesigned for all late model applications. Removable spark arrestor included. Aluminum slip-on developed to increase the horsepower and torque throughout the entire power band.
ATTRIBUTES: false, false, false, Unknown, powersports, Compliant, false, t, 1
BRAND: FMF Racing
MPN: 045521
SKU: 686893
Fitment:
Beta 350 RR Base 2011 to 2018
Beta 350 RR-S Base 2018
Beta 350 RS Base 2012 to 2013
Beta 390 RR Base 2017 to 2018
Beta 390 RR-S Base 2018
Beta 400 RR Base 2010 to 2014
Beta 400 RS Base 2011 to 2014
Beta 430 RR Base 2017 to 2018
Beta 430 RR-S Base 2017 to 2018
Beta 450 RR Base 2010 to 2014
Beta 450 RS Base 2010 to 2014
Beta 480 RR Base 2017 to 2018
Beta 498 RR Base 2012 to 2014
Beta 500 RR-S Base 2017 to 2018
Beta 520 RR Base 2010 to 2011
Beta 520 RS Base 2011 to 2014
| Air Freight Prohibited: false |
| Not Carb Approved: false |
| Ltl Freight Required: false |
| Prop 65: Unknown |
| Part Type: powersports |
| Epa: Compliant |
| Carb Acknowledgement Required: false |
| Regular Stock: t |
| Units Per Sku: 1 |
Secure your shopping experience with various safe and trusted payment methods.
Payment methods
-
Bikes
500+ cleaned
-
Race seasons
10+ tested
-
Satisfaction
100%
Safe on Every Surface
Formulated to be tough on mud but gentle on plastics, rubber, bearings, and graphics. No harsh solvents, no damage — just a clean bike ready for the next ride.
Made in a Real Race Shop
We didn't hire a marketing team to invent a product. We built Mud Melter because nothing else worked well enough on the bikes we were actually racing and rebuilding.
Load video: