Genuine OEM Audi Engine Vacuum Line, part number 06H133518AK. This critical line is responsible for transmitting vacuum pressure to various engine components, supporting functions like brake boosting, emissions control, and turbocharger regulation. Weighing 0.025 kg and measuring 0.395 m in length, it features integrated connectors for a secure and leak-free connection. Using genuine OEM vacuum lines ensures the correct material flexibility, pressure resistance, and precise routing, which are vital for maintaining optimal engine performance and preventing vacuum leaks.