With the <nobr>AC Schnitzer</nobr> ACS3 A.R.T. Concept Car trimmed for maximum sporting performance, our aim for the International Frankfurt Auto Show 1999 was to show what professional tuning can make of the two-door in the E46 model range.

A.R.T. stands for Advanced Racing Technology and indicates the direct technology transfer from the Schnitzer race team to the tuning house <nobr>AC Schnitzer</nobr>.