Cobra PowrFlo 4 1/2″ Slip-On Mufflers

Features:

• 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 U.S.A