Genuine OEM Volkswagen Oil Pressure Line, part number 3D0317821K. This line is responsible for transmitting oil pressure from the engine's lubrication system to the oil cooler or other pressure-sensitive components. It is part of the engine's oil cooling and lubrication circuit. Constructed from high-quality, pressure-resistant materials to ensure reliable operation under demanding conditions. Genuine OEM parts guarantee precise fitment and material integrity, crucial for maintaining proper oil pressure and preventing leaks.