Genuine OEM Audi Engine Intercooler Air Routing, part number 4M0145333B. This component is designed to precisely direct airflow to the intercooler, optimizing charge air cooling and contributing to engine performance. It is positioned on the left side of the intercooler assembly. Weighing approximately 0.506 kg and measuring 0.5m long, this genuine OEM air routing ensures correct aerodynamic properties and durable construction, vital for maintaining efficient engine operation.