Genuine OEM Audi Coolant Hose, part number 4G0121055AE. This hose is responsible for transporting coolant between various engine components, playing a vital role in regulating engine temperature. It is positioned within the engine bay, connecting to a pipe. Weighing 0.116 kg and measuring 0.175 m in length, this hose is manufactured from durable materials to withstand high temperatures and pressures, ensuring leak-free and reliable performance in the cooling system.