Description
If you’re running a 4-stroke engine, exhaust scavenging directly impacts your power band and overall performance. The FMF Powercore 4 is computer-designed and dyno-tested to maximize exhaust gas evacuation, giving you measurable gains in horsepower and torque across the entire RPM range. With stainless steel construction and FMF’s proven hi-flo technology, you get a system that delivers power without sacrificing durability or reliability.
Technical Specifications:
- Hi-flo end cap design
- Computer-designed architecture
- Dyno-tested performance
- Stainless steel mid-pipe
- Round perforated inner cores
- Cross-weave internal packing
- Elliptical aluminum can
- Lightweight construction
- Optional Quiet Core insert
- Screen spark arrestor available
- Flow-optimized geometry
- Fits 4-stroke applications
- Bolt-on installation
- MPN: 040071









