High Quality Content by WIKIPEDIA articles! The FIA GT3 European Championship is a sports car racing series organized by the Stéphane Ratel Organisation and regulated by the Fédération Internationale de l'Automobile. It is a championship derived from the international FIA GT Championship, but meant to provide competition for more amateur racers in closer to production cars. FIA GT3 European Championship races serve as support races for the larger FIA GT Championship races, as well as competing alongside the faster and more expensive FIA GT cars in the Spa 24 Hours