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FMF Racing Powercore 4 Spark Arrestor ATV Slip-On Exhaust

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FMF PowerCore 4 Slip-On Exhaust

When designing the PowerCore 4 Exhaust, FMF took a hard look at their top of the line mufflers to produce race-inspired performance at a more economical price. The end result is a quality muffler that delivers improved torque, increased horsepower and rugged durability all at a price that won't break the bank.


  • Increase in power and torque through entire RPM range
  • Durable stainless steel and aluminum construction
  • High quality internal packing material for maximum longevity
  • 100% made in the USA