Cobra Powr-Flo 4-1/2'' Slip-On Mufflers
Cobra Powr-Flo 4-1/2'' Slip-On Mufflers, -4.5'' body tapers to 4-inch round at the front. -4.5'' machined aluminum; thin-line tip. -3'' 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.Marketing Category=Cruiser;