Check Ebay, You can probably find the Phillips kit from 400.00 - 600.00 dollars, but I believe they are for either/or the 9006 or 9005. I think you have to buy 2 kits for both.
Check out this link for more info and a link to pics from David Z's Contour with a H.I.D. conversin kit.
http://contour.org/cgi/ultimatebb.cgi?ubb=get_topic&f=7&t=001175