Saw this in another part of the forum. really helpful
IFInterface
click “Welcome” then “Free Services” at top, then “CarProg2” on the left and then select “Audi” and model, etc…. Should be easy to figure from there
I have a euro spec Mk3 here in the USA (ABF engine) and this has been VERY helpful finding part numbers for it. They also have the US market cars listed for US specific parts.