Description
The FMF PowerCore 4 Muffler delivers measurable horsepower and torque gains across the entire power curve—not just at peak RPM—making it one of the few performance exhausts that translates to real-world riding improvements across all conditions. Built with aluminum construction and stainless steel Hi-Flo endcaps, this muffler balances lightweight durability with unrestricted flow characteristics. Whether you’re racing or riding recreationally, the PowerCore 4 provides the performance edge you need without compromising strength or longevity.
- Aluminum construction
- Stainless steel endcaps
- Hi-Flo design
- Increased horsepower
- Increased torque
- Full power curve
- Removable spark arrestor
- Bolt-on installation
- MPN: 044016









