Menu
Your Cart

01-07 GM 6.6L Duramax Challenge Series Replacement Muffler

Keep your 2001-2007 GM 6.6L Duramax as quiet as it came from the factory with the AP Exhaust 2548 Challenge Series Replacement Muffler. This muffler features a patented Single Cartridge Muffler design along with a 100% aluminized steel construction for minimal back-pressure and maximum sound control. AP Exhaust backs their Challenge Series mufflers with a limited lifetime warranty.

Note: The OE exhaust system was a welded assembly. If your truck is still equipped with the factory exhaust, you may have to replace other components. Please confirm before ordering.

Part number: 2548

Write a review

Please login or register to review
Cookie Notice
Our website uses cookies to enhance your shopping experience. Continued use of our website gives us your consent for the use of cookies during your visit. Please view our privacy policy to see how these cookies are used.