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FMF Racing Powercore 4 Hex Slip On Muffler



Price: $ 144.00 to $ 629.99
  • Computer designed, then dyno tested for each 4-stroke model listed
  • The highest-flowing exhaust system offered means top performance
  • Trademarked Square Core inner design has a larger surface area then old-style round cores
  • Stainless steel mid-pipe mates to the computer-designed aluminum rear can; elliptical aluminum canister for peak performance
  • Depending on the machine, square or round perforated steel inner cores create optimum flow with Hi-Flo technology
  • It all adds up to greatly improved flow and substantial power gains
  • Substantial weight reduction when compared to stock
  • Includes a Forest Service-approved spark arrestor; arrestor does not hamper the exhaust flow so there is no performance loss