Genuine OEM Audi Engine Coolant Hose Pipe, part number 4M0121081DD. This specialized pipe is designed to carry coolant throughout the engine system, playing a vital role in maintaining optimal operating temperatures. Its pre-formed shape and integrated connectors ensure a precise fit and leak-free connection within the complex engine bay. Constructed from durable, heat-resistant plastic and rubber materials, it weighs approximately 0.0265 kg. Using a genuine OEM coolant hose pipe guarantees the exact routing, pressure resistance, and material integrity required for reliable engine cooling and longevity.