The FMF Racing PowerCore 4 is a 4-stroke aluminum slip-on muffler engineered to increase horsepower and torque across the entire power curve. Designed for late model applications, this unit delivers a noticeable power increase that remains useable and compatible with every style of riding. The system features a completely redesigned layout to optimize performance output while maintaining structural integrity.
Construction utilizes an aluminum body paired with durable stainless steel components, including Hi-Flo end caps that balance performance with strength. A removable spark arrestor is included in the package. This combination of aluminum performance muffler technology and stainless steel hardware ensures the unit meets the demands of high-performance 4-stroke applications.