Genuine OEM Audi Turbocharger Oil Return Line, part number 06M145736F. This essential component is responsible for returning hot oil from the turbocharger back to the engine's oil pan, ensuring continuous lubrication and cooling of the turbo. It is positioned between the turbocharger and the engine block. Weighing 0.0302 kg and measuring 0.145m in length, this line is engineered for precise fitment and optimal fluid flow. Using a genuine OEM oil line ensures correct routing, material integrity, and resistance to high temperatures and pressures, preventing leaks and maintaining turbocharger longevity.