Genuine OEM Audi Quick Coupling Coolant Hose, part number 8W0819334G. This hose is a vital part of the engine cooling system, designed to transfer coolant and connect various components with a convenient quick-release mechanism. It ensures a secure and leak-free connection within the cooling circuit. Weighing 0.098 kg, this hose measures 0.22m in length. Genuine OEM coolant hoses with quick couplings provide reliable, pressure-resistant connections, crucial for maintaining engine temperature and preventing coolant loss.