Standard Powercore 4:
When designing the PowerCore 4, FMF looked at their top of the line products to deliver race-inspired performance at an economical price. The end result is a quality muffler with improved torque, increased horsepower and rugged durability all at a price that won't break the bank.
- Overall increase in power and torque.
- Durable stainless steel and aluminum construction.
- Space Age internal packing material for maximum longevity.
- Hi-Flo modular end cap.
- Internal shape of core uses Hi-Flo technology.
- Enhanced sonic evacuation provides for higher flow and increased power.
- Includes removable (most models) spark arrestor.
- Optional 96dB quiet insert available (sold separately).
Mini Powercore 4:
The Mini Powercore 4 is the best bang for your buck performance bolt on for your mini. Offered as a standard Mini Powercore 4, Closed Course Big Bore System or as a Spark Arrestor Version, the Mini Powercore 4 features a Hi-Flo stainless steel core and formed end caps, an aircraft-grade aluminum canister. Its pounds lighter than stock and you will swear the motor has been bored and stroked with the first twist of the throttle.
- Hi-Flo core and end cap.
- Pounds lighter than stock.
Note: For closed course competition use ONLY. Not intended for street use.
Detailed Specifications:
- Type: Slip-on.
- Carb warning: No.