FMF Powercore 4 HEX Slip-On Exhaust Yamaha WR250R / WR250X
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 spark arrestor.
- Weight: 5.8 lbs
- 100% Made in the USA