Genuine OEM Audi Coolant Hose with Coupling, part number 8K0121109AG. This hose connects vital components within the engine cooling system, facilitating the transport of coolant. Its integrated coupling design allows for secure and efficient connections, and quick disconnection when needed. Weighing 0.119 kg and measuring 0.255 m in length, this hose ensures precise routing and material integrity for reliable, leak-free operation.