FMF developed the PowerCore4 to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is useable and compatible with every style of riding. Aluminum construction and stainless steel Hi-Flo endcaps make for the perfect balance of performance and strength.
- Aluminum performance muffler with durable stainless steel components.
- Completely redesigned for all late model applications.
- Removable spark arrestor included on most models (see notes).
Note: For closed course competition use ONLY. Not intended for street use.
Detailed Specifications:
- Type: System.
- Spark arrestor: Internal.
- Header construction: Stainless steel.
- Header type: Hi-Flo.
- Weight: 3.2 pounds.
Note: For closed course competition use ONLY. Not intended for street use.