Genuine OEM Volkswagen Connection Hose, part number 03C133518BA. This hose is designed to connect two specific components, facilitating the transfer of fluids or gases within the engine system. Measuring 0.45m long, 0.28m wide, and 0.045m high, it is engineered for precise fitment and routing. Choosing a genuine OEM hose ensures the correct material composition, flexibility, and resistance to temperature and pressure, preventing leaks and maintaining optimal system performance.