This one looks good.
http://www.coopscustoms.com/product/Superchips-VIVID-Performance-Tuner/Default.aspx?gfid=p3351-c277401
Will Audi/VW ever see it?
These are available now.
http://www.etrailer.com/chip-2003_Audi_A4.htm
vcds does a pretty solid job of covering the logging capabilities of those, and typically the canned tunes in those suck and need tweaking