Genuine OEM BMW Upper Oil Pan Gasket, part number 11137566644. This gasket is used to seal the upper section of the engine oil pan assembly, preventing oil leaks and maintaining proper oil containment within the engine. It works in conjunction with other sealing components to ensure the integrity of the oil system. The gasket is made from high-quality, oil-resistant material. Genuine OEM gaskets are manufactured to precise tolerances, guaranteeing an exact fit and reliable sealing performance under demanding engine conditions.