Recently, someone scooped up a piece of GM history: the Oldsmobile Silhouette OSV concept that somehow found its way to Empire Motors in Kelowna, B.C. Canada.. According to the Autotrader listing ...

Built around a tube-frame chassis, the silhouette racing car uses the S65 V8 from the E92 M3 with added attitude. In fact, this particular version of the engine has more in common with the Z4 GT3 ...