Campeonato IMSA GT
In the United States, the Prototype Technology Group (PTG) Racing in Virginia ran the E36 M3 in the IMSA GT Championship. In the 1996 IMSA GT Championship, the M3 won 4 races in the GTS-2 class and BMW won the manufacturer's championship. In the 1997 IMSA GT Championship, the M3 won 8 races in the GTS-3 class, with BMW winning the manufacturer's championship again and Bill Auberlen winning the driver's championship. In the 1998 IMSA GT Championship, the M3 won 5 races and BMW won the manufacturer's championship in the GT3 class. The same year, the M3 won 4 races in the GT2 class. The M3 also competed in the 2000 American Le Mans Series, taking one win in the GT class.