I heard that the autobox in the S6 S/RS7 S8 is more than capable of handling the power that can be put down with a tweaked V8TT.
Having the RS7 stateside gets a lot of the pieces in the US dealer's parts catalogs, too. None of this importation phooey.
And, I'm dreaming about 1 hour turbo swaps....
http://www.audizine.com/forum/showth...1#post11123724