Description
If you’re looking to extract real gains from your engine without compromising durability, the FMF Powercore 4 HEX delivers measurable increases in power and torque through superior flow dynamics. The Hi-Flo core design and enhanced sonic evacuation work together to reduce backpressure while the space-age internal packing material ensures this muffler performs consistently across countless miles. This is a bolt-on upgrade that rewards you with both performance and longevity.
- Stainless steel construction
- Aluminum core housing
- Hi-Flo internal geometry
- Space-age packing material
- Enhanced sonic evacuation
- Increased horsepower output
- Increased torque output
- Removable spark arrestor
- MPN: 045645








