How to replace the air filter in an Audi A3?

I have a 2017 Audi A3 and I noticed that the air filter looks dirty. Can I replace it myself or do I need to take it to a mechanic? How often should I replace the air filter?

Yes, you can replace the air filter yourself. It's a simple task that can save you money. The air filter should be replaced every 12,000 miles or once a year.

It's always best to take your car to a mechanic for any maintenance work. They have the necessary tools and expertise to properly replace the air filter. It should be replaced every 15,000 miles or once a year, whichever comes first.