Genuine OEM Audi Turbocharger Oil Return Line, part number 059145736D. This essential component is responsible for efficiently returning hot oil from the turbocharger back to the engine's lubrication system. Proper oil return is crucial for turbocharger longevity and engine health. Weighing 0.076 kg and measuring 0.13 meters in length, this line is constructed from durable materials to withstand high temperatures and oil pressure. Using a genuine OEM oil return line ensures correct routing, leak-free connections, and material integrity under extreme operating conditions.