With a 4.5-inch slim-line tip at its end, the PowrFlo muffler smoothly tapers to its 4-inch front.

Easy installation, incredible sound and top of its class performance the PowrFlo is tough to beat. It’s 3-inch high-flow core offers superior performance while the acoustical engineering technologies allow an incredibly deep sound because of intense, class-leading resonance absorption and prevention.

What that means in real terms is an unbelievable sound quality without mid-range distortion or raspy irritation.