How do i get to the air filter on a 1999 audi a4?

I have a 1.8t and i cant seem to see where the air filter in located under the hood. Can someone helpo me by telling me where its located, and how to get to it because i have to replace it soon. Thank YouHow do i get to the air filter on a 1999 audi a4?i have a 98 a4 and the air filter is on the left hand side towards the bottom but it will be hard to get to ..How do i get to the air filter on a 1999 audi a4?Open the bonnet. I advise you consult a mechanic from your local Audi dealership to do the work if you're not able to find the air filter, as it won't turn out good in the end.