According to the German car magazine AMS, Audi will show the RS4 with 400HP 2.7l biturbo engine at the Frankfurt IAA from 16 Sep. - 26. Sep. Also on the show the new S6 with 340HP V8 and a long version of the A8. For next year Audi plans to introduce the A8 with the 5.6l W12 engine and more than 400HP. - Hans-Juergen Schneider '93 S2 Avant '89 CQ 20V