BMW announced the M3 GTS in November 2009 and began production in 2010. The GTS was designed as a "road-legal clubsport-oriented model" and produced only in the coupé body style. Changes over the regular M3 include an upgraded engine, reduced curb weight, revised suspension, upgraded brakes and adjustable aerodynamics.

The GTS uses an engine enlarged to 4.4 L (269 cu in) which has a power output of 331 kW (444 hp). The sole transmission option was the 7-speed…