Genuine OEM Audi Air Filter, part number 8K0133843D. This essential filter is designed to remove harmful contaminants such as dust, dirt, and debris from the air before it enters the engine's intake system. It is typically installed within the airbox, ensuring a clean air supply for optimal engine operation. This cylindrical filter measures approximately 0.187m in length and 0.16m in width, weighing 0.421 kg, and features high-quality filtration media. Opting for a genuine OEM air filter guarantees precise fitment and superior filtration performance, which is critical for protecting engine components, maintaining fuel efficiency, and ensuring consistent power output.