Genuine OEM Audi Engine Air Filter, part number 06F133843A. This filter cleans incoming air before it enters the engine, protecting internal components from dust and debris. It is installed within the air filter housing. Weighing 0.349 kg, this filter features pleated paper media within a durable plastic frame. Choosing a genuine OEM air filter ensures optimal filtration efficiency, proper airflow, and exact fitment for consistent engine performance and longevity.