Genuine OEM Volkswagen Coolant Hose, part number 3Q0122051CD. This hose is designed to transport engine coolant efficiently throughout the cooling system. It features a quick coupling for secure and easy connection within the engine bay. Weighing approximately 0.78 kg, this hose is built to factory specifications. Using a genuine OEM coolant hose ensures proper routing, material integrity, and resistance to temperature and pressure fluctuations, preventing leaks and maintaining engine cooling efficiency.