FIA World Endurance Championship

The FIA World Endurance Championship, abbreviated as WEC, is a world championship for automobile endurance racing organized by the Automobile Club de l'Ouest (ACO) and sanctioned by the Fédération Internationale de l'Automobile (FIA). The series supersedes the ACO's former Intercontinental Le Mans Cup which began in 2010 and is the revival of the World Sportscar Championship which ended after the 1992 season.

Source: Wikipedia — FIA World Endurance Championship (CC BY-SA 4.0)