Genuine OEM Audi Fuel Line, part number 03L130308E. This essential component is responsible for delivering fuel from the tank to the engine, maintaining the precise pressure and flow required for optimal combustion. As shown in the diagram, it is a complex assembly of lines and connectors within the engine bay. Weighing 0.57 kg, this fuel line is engineered to withstand fuel pressure and resist degradation from fuel and engine heat. Choosing a genuine OEM fuel line ensures correct routing, leak-free connections, and material compatibility, which are crucial for safety and reliable engine performance.