Genuine OEM Volkswagen Turbo Return Hose, part number 057145743D. This hose is responsible for returning vital fluids, such as oil or coolant, from the turbocharger back into the engine system, ensuring proper lubrication and cooling of the turbo. It is positioned on the left side of the turbocharger assembly. Weighing 0.107 kg, this hose is constructed from materials designed to withstand high temperatures and pressures common in turbocharger systems. Using a genuine OEM hose guarantees correct routing, leak-free connections, and the material integrity necessary for the demanding environment of a turbocharger, preventing costly failures.