The Genuine GM 12640849 Engine Oil Cooler Gasket is a high-quality metal gasket designed for specific models from 2001 to 2023 with a 6.6L TD engine. Manufactured by GM in Japan, this black gasket comes with 2 bolt holes and is OE/OEM part number 12640849. It is a genuine replacement part that is not vintage and does not offer universal fitment. This gasket is essential for the proper functioning of the engine oil cooler and ensures a secure seal to prevent leaks.