Genuine OEM Audi turbocharger oil line, part number 03C145692R. This line is essential for the lubrication and cooling of the turbocharger, ensuring optimal performance and longevity of the unit. It is constructed to withstand high engine temperatures and oil pressures. Genuine OEM parts provide the exact factory routing and fitting tolerances necessary to prevent oil leaks and maintain consistent oil flow to the turbocharger bearings.