Genuine OEM Audi Coolant Quick Coupling, part number 5Q0122291CT. This Y-shaped plastic connector is designed to provide a fast and secure connection for coolant lines within the engine cooling system. Its quick-release mechanism allows for efficient assembly and disassembly while ensuring a leak-proof seal. Weighing approximately 0.104 kg, it is made from durable, heat-resistant plastic. Using a genuine OEM coupling ensures precise fitment and reliable performance, critical for maintaining cooling system integrity.