Audi B9 A4 Air Filters (2017-2023)

As you put mileage on your B9 Audi A4 certain components are going to show wear and tear and require you to swap them out. The OEM air filter in your 2017-2023 Audi A4 is one of those parts. By either replacing it with an OE quality filter from brands like Hengst or Mann you can keep your engine running healthy. Want a little bit more flow check out our performance drop in filters below. But if you are looking for the ultimate airflow and performance head over to our B9 A4 cold air intakes section for a complete air filter kit.