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engineered for improved oil retention
Designed to match OEM dimensions
considerably deeper nitride layer and unique machining features
Rebuilt using high-quality components
2001-2016 Duramax High Capacity Cast Aluminum Oil Pan (114052120) 2018 engineered for improved oil retention2011 2016 Duramax LML High Capacity Cast Aluminum Oil Pan (114052120) Ditch the grit. Get rid of the dirtiest oil left in the valley of your stock pan from all your previous oil changes. The stock Duramax engine oil pan is stamped steel (very poor heat dissipation) and there is a valley in the pan that prevents your old oil from being completely drained on each oil change. This leaves behind nearly a quart of the dirtiest oil, which immediately