Genuine OEM Audi Engine Coolant Holder, part number 4K2121214E. This metal bracket is designed to securely mount and support various components of the engine coolant system, such as the expansion tank or radiator. It ensures that these critical parts remain stable and correctly positioned. This specific holder is configured for Right Hand Drive (RHD) vehicles. Genuine OEM brackets provide precise fitment and robust construction, essential for maintaining the integrity of the cooling system.