With a 4.5-inch slim-line tip at it's end, the PowrFlo muffler smoothly tapers to it's 4-inch front. Easy installation, incredible sound and top of its class performance the PowrFlo is tough to beat.

4.5 inch body tapers to 4-inch round at the front

4.5-inch machined aluminum, thin-line tip

3-inch high-flow 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. with a limited lifetime warranty