Description
If you’re running a Mini and want measurable gains in exhaust flow without the fabrication hassle, the FMF Powercore 4 delivers. This bolt-on muffler reduces backpressure while cutting weight, giving you better throttle response and a noticeable performance lift. It’s the kind of direct upgrade that proves high-performance doesn’t require a complete rebuild.
Technical Specifications:
- Hi-Flo stainless steel core
- Aircraft-grade aluminum canister
- Stainless steel header
- Formed end caps design
- Bolt-on installation
- Significantly lighter than stock
- Optimized for Mini applications
- MPN: 042160






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