BMW Motorcycle Magazine did a writeup on an Oilhead Cafe' Conversion. Summer 2011 edition. "OCC" based on R1100S and Ducati frame.
The BMW R1100S isn't going to radically change sportsbike rider's perception of Beemers overnight but it's actually a pretty capable track bike.
From the picture, this advanced track version comes with Öhlins shocks (at least at the front), Brembo Oro calipers, side exhaust (though keeping the stock ...
BMW R1100S 1999-2004 Service Manual Download
BMW R 1100 S BoxerCup Replica (2002 - Present)
2003 BMW R 1100 S
BMW - Flickr - exfordy.jpg
Photo of a 2004 BMW R1100S
2004 BMW R 1100S
BMW R1100S 1999