Genuine OEM Audi Turbocharger Return Oil Pipe, part number 03C145735C. This critical component is responsible for safely returning hot oil from the turbocharger assembly back to the engine's lubrication system, preventing oil starvation and overheating of the turbo. The pipe features a flexible braided section to accommodate engine movement and vibration. Weighing 0.258 kg and measuring 0.315m in length, it is constructed from durable materials. Using a genuine OEM oil pipe ensures correct routing geometry, resistance to high temperatures and pressures, and leak-free operation, vital for turbocharger longevity.