Genuine OEM Audi Brake Servo Vacuum Line, part number 7L6611918K. This crucial component supplies vacuum to the brake servo, enabling power assistance for the braking system. It ensures consistent and responsive pedal feel by maintaining the necessary vacuum pressure. Weighing approximately 0.108 kg and measuring 0.52 meters in length, this line is designed for specific routing. Choosing a genuine OEM vacuum line guarantees the correct material composition and precise connection points, preventing vacuum leaks that could compromise braking efficiency and safety.