Genuine OEM Audi Engine Cylinder Head Cover, part number 03L115311. This small, circular cover is designed to protect internal engine components and ensure proper sealing on the cylinder head or valve cover assembly. It is located on the upper part of the engine. Weighing 0.07 kg and measuring approximately 0.1m in diameter, it is a critical sealing component. Choosing a genuine OEM cover ensures a precise fit, proper sealing against oil or contaminants, and resistance to engine heat and vibrations, preventing leaks and maintaining engine cleanliness.