Genuine OEM Audi Engine Oil Return Hose, part number 079103783M. This hose is crucial for returning engine oil from various components back to the oil pan, maintaining the engine's lubrication system. It is a flexible component within the engine assembly. Weighing approximately 0.05 kg and measuring 0.26 meters in length. Using a genuine OEM hose ensures correct material composition and precise routing, preventing leaks and maintaining optimal oil pressure for engine longevity.