Genuine OEM Audi Rubber Cooling Water Line, part number 07L121057P. This hose is designed to carry cooling water to various engine components, ensuring efficient heat transfer and temperature regulation. It is positioned at the rear left of the assembly. Constructed from durable rubber, it measures approximately 0.12m in length. Using a genuine OEM hose ensures precise fitment, correct routing geometry, and resistance to engine fluids and temperatures, preventing premature failure and leaks.