Genuine OEM Audi Oil Pressure Line, part number 3D0317814C. This metal pipe is a critical component designed to transport oil under pressure within the engine's lubrication and cooling system, often connecting to an oil cooler or heat exchanger. Weighing approximately 0.173 kg and measuring 0.117m in length, it is engineered for precise fitment and high-pressure resistance. Using a genuine OEM oil pressure line ensures the correct material composition, routing geometry, and sealing integrity, preventing leaks and maintaining optimal engine oil pressure.