Genuine OEM Audi Coolant Line, part number 8W1121081BN. This rigid line is a critical component of the engine cooling system, responsible for transporting coolant between various components to maintain optimal engine operating temperatures. It is located within the front cooling system, connecting to the expansion tank and radiator. Manufactured from durable materials, it is designed to withstand high temperatures and pressures. Choosing a genuine OEM coolant line ensures correct routing geometry, pressure resistance, and material compatibility for reliable, leak-free operation.

Catalogue entry: LINE rear.