Campeonato Sudamericano de GT (Southamerican GT Championship) previously known as GT3 Brasil Championship, GT Brasil and Campeonato Brasileiro de GT was a sports car racing series based in Brazil organized by the SRO Latin America.

Starting in 2007, the GT3 Brasil Championship has been held in Brazil, also organized by SRO, with several veteran drivers racing in some events, such as former Formula One champions Emerson Fittipaldi and former Brazilian Stock Car champions Chico Serra and Ingo Hoffmann.

In 2010 the championship was renamed for GT Brasil and announced the creation of GT4 class.

For 2012 season was introduce GT Premium class caters for older, such as the Dodge Viper Competition Coupe or Porsche 997 GT3 Cup S. The category losing the primary sponsor and change their name to Campeonato Brasileiro de GT.

In 2013 the series became a South American championship.