Genuine OEM Audi Engine Vacuum Line, part number 057131493G. This line is crucial for transporting vacuum pressure to various engine components, enabling precise control of systems like emissions or braking assistance. It is located within the engine's complex vacuum network. Weighing approximately 0.046 kg and measuring 0.4 meters in length, this line is engineered to exact factory specifications. Choosing a genuine OEM vacuum line ensures the correct material composition and routing geometry, preventing leaks and maintaining consistent vacuum pressure for optimal engine performance and reliability.