Genuine OEM Audi Hydraulic System Hose, part number 4E0614724BA. This hose serves as a critical connection within the hydraulic braking system, linking the main hydraulic lines to the flexible brake hoses. It is positioned in the hydraulic system assembly. Made from durable materials to withstand brake fluid pressure and environmental factors. Genuine OEM hoses are manufactured to exact specifications, ensuring proper fluid flow and system integrity without leaks.