+3 Engine Oil Cooler Gasket & Seal Kit 2011-21 Chevy Duramax 6.6 LML L5P KB-6.6l-LML-L5P-EOCSK $39.95 In stock Quantity: 1 Add to Bag Product Details Cross Reference:: 2512031 97192666 97358847 12640849 97192667 12640850 94399279 97216175 12631281 Engine Oil Cooler Gasket & Seal Kit. Includes all O-rings, Seals and Gaskets to remove and rebuild the engine oil cooler. We include the large rectangular gasket for the 90° water casting, however we find it works best to use Permatex The Right Stuff ™ in place of this gasket. Fits: 2010-2021 Chevy/GMC 6.6l Duramax LML L5P engines. Save this product for later Favorite