Genuine OEM Audi Air Filter Element, part number 420133844E. This crucial component is responsible for cleaning incoming air before it enters the engine, preventing harmful contaminants from reaching vital internal parts. Weighing approximately 0.447 kg, it is designed for precise fitment within the air intake system. Using a genuine OEM air filter ensures optimal filtration efficiency, proper airflow, and protection against engine wear, maintaining peak engine performance and fuel economy.