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About FMF PowerCore 4 Slip-On

FMF PowerCore 4 Slip-On

  • When designing the PowerCore4, we looked at our 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
  • Advanced packing material for maximum longevity.

Warning:  California Proposition 65

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