Genuine OEM BMW Engine Valve Cover Gasket, part number 11128636401. This gasket is designed to seal the valve cover to the engine block, preventing oil from leaking out and contaminants from entering the engine. It is a critical component for maintaining engine lubrication and performance. Made from durable rubber, it ensures a tight seal under various operating temperatures and pressures. Genuine OEM parts are manufactured to exact specifications for optimal fit and function, ensuring the longevity and reliability of your engine.