Genuine OEM Audi Engine Oil Sump Lower Part, part number 079103602AT. This essential component functions as the primary reservoir for the engine's lubricating oil, collecting it after circulation and allowing it to cool before being recirculated by the oil pump. It is installed at the very bottom of the engine assembly. Made from robust stamped steel, it is designed for durability and measures approximately 0.56 meters in length, weighing 2.425 kg. Opting for a genuine OEM oil sump ensures precise fitment, correct oil capacity, and a reliable, leak-proof seal, which are critical for maintaining engine oil pressure and preventing costly engine damage.