What cars do Pre-Orders of FORZA 6 through XBOX ONE get?

If I go to a store like Game Stop or Best Buy I get two cars if I pre-order the game with them. What two cars do I get if I pre-order with XBOX ONE? Does that seem fair if I don’t, or am I asking for too much? What does everyone think.

http://forums.forza.net/turn10_postsm313024_Forza-Motorsport-6---DLC-and-Editions-List.aspx#post_313024