Genuine OEM Audi Engine Oil Sump Upper Part, part number 057103601AQ. This component is essential for containing the engine's lubricating oil, forming the upper section of the oil pan assembly. It sits directly beneath the engine block, providing a secure reservoir for engine oil before it is drawn by the oil pump. Weighing 6.794 kg and measuring 0.62m in length, this part is engineered for durability. Choosing a genuine OEM oil sump ensures an exact fit, proper sealing, and resistance to leaks, critical for maintaining engine lubrication and preventing costly damage.