2004.5-2005 GM 2500HD/3500HD 6.6L LLY Duramax Oil Pans

Add more efficiency and style to your 2004.5-2005 GM truck with Alligator Performance's 2011-2016 GM Duramax 6.6L Oil Pans and Valve Covers. Our selection of Valve covers feature a unique design that is guaranteed to add a custom look while also protecting your engine from the harsh elements you'll face while driving on the road. Our selection of Oil pans offers greater cooling capacity thanks to increased oil capacity and external cooling fins, these present themselves as the perfect choice for those with heavy-duty needs. Take your 6.6L Duramax to the next level of style and efficiency at Alligator Performance!  GM Duramax Fitments: 2004, 2005 GM 6.6L Duramax. Submodel Fitments: WT, Custom, LT, LTZ, High Country, 1LT, 2LT, Pro, SLE, SLT, AT4, Denali. Some exceptions apply, please see individual product pages for specific fitments.