





01-07 GM 6.6L Duramax Challenge Series Replacement Muffler
$134.59
- Part Number: 2548
- Est. Ship Time: Usually Ships By Next Business Day

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Starting From $53.95
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

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AP Exhaust Technologies
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Physical fitment.
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