They said there will be a 371hp following the 344hp version of the S4 later in 2004. There's also a thread concerning this at http://forums.audiworld.com/s4b6/msgs/12572.phtml or Motortrend little little article: http://www.motortrend.com/future/spied/112_2004fvf/ and I quote here the "article":
""2004 Audi A4 : Coupe be unveiled at the Frankfurt Motor Show in September, and be on sale in U.S. this year. A high-performance, 4.2-liter V-8-powered S4 coupe with 371 horsepower will soon follow.""
Sylvain :s4addict: