Cobra - Powr-Flo 4 1/2" Slip-On Mufflers


  • 4.5 inch body tapers to 4-inch round at the front
  • 4.5-inch machined aluminum, thin-line tip
  • 3-inch core for superior performance
  • Acoustical engineering developments allow an incredibly deep sound because of intense, class-leading resonance absorption and prevention
  • Uses proprietary materials with specific acoustical dampening and thermal insulation properties
  • The frequency and location of the perforation patterns in the cores creates significant sound scattering in the mid frequencies, which helps to enhance the low frequency tones
  • Made in the U.S.A.