Genuine OEM Volkswagen Engine Oil Sump, part number 05C103601D. This essential component forms the bottom of the engine's crankcase, serving as a reservoir for the engine oil and housing the oil pickup tube. It is designed to collect and hold the engine lubricant, ensuring proper oil circulation and cooling. Constructed from durable cast metal, likely an aluminum alloy, it is engineered to withstand engine vibrations, temperature fluctuations, and potential impacts from road debris. Weighing 2.046 kg, it provides robust protection. Choosing a genuine OEM oil sump guarantees precise bolt pattern alignment, correct oil capacity, and proper baffling for consistent oil supply, which is vital for engine longevity and performance.