I have a MAF sensor out of a 2000 Audi A4 1.8t (engine code ATW) that I took out to replace with a new one, but it turns out its my 02 sensor that is bad and not the MAF. It has 78k miles on it.. $35 shipped.

Stock N75 valve off of a 2000 A4 1.8t.. $30 shipped.

PM me if you have any interest in these items!