Genuine OEM Audi Coolant Hose with Coupling, part number 5R3121049A. This critical hose is designed to transfer coolant efficiently between various engine components, playing a vital role in maintaining optimal engine operating temperatures. It is integrated within the engine cooling system, featuring a specific molded shape and an integrated coupling for secure connections. Weighing approximately 1.16 kg, this hose is constructed from durable, heat-resistant materials. Choosing a genuine OEM coolant hose ensures the correct routing geometry, material composition, and pressure resistance for leak-free operation and long-term reliability of the cooling system.

Catalogue entry: HOSE.