Genuine OEM Volkswagen fuel line, part number 04E133723CJ. This line is designed to facilitate the flow of fuel within the engine's fuel delivery system. It is marked as number 11 in the provided assembly diagram. This part is manufactured to exact factory specifications, ensuring the correct diameter and bend geometry for a secure, leak-free installation. Genuine OEM fuel lines are essential for maintaining the integrity of the fuel system, as they are tested to withstand the specific pressure and chemical exposure requirements of the fuel delivery circuit.