Originally Posted by jgabl
They're even cheaper on Ebay...
http://search.ebay.com/search/search...000&category0=
I also found a few guys selling all of the tuning files on CD. These are more than the likely the same files that companies like Upsolute, Speed Tuning USA, Inmotion, Kleeman, and even Renntech are selling for hundreds or even thousands of dollars.