Genuine OEM Audi Left Intercooler Air Duct, part number 4M8121673. This component is designed to precisely route incoming air to the engine's intercooler, optimizing its cooling efficiency. Positioned on the left side of the vehicle's front assembly, it ensures proper airflow distribution. Weighing 0.436 kg, this duct is constructed from durable materials to withstand engine bay conditions. Using a genuine OEM air duct guarantees correct fitment, aerodynamic efficiency, and material integrity, crucial for maintaining consistent intercooler performance.