The second edition of the California 8 Hours proved to be an exciting end to the 2018 Intercontinental GT Challenge. Only in the final minutes of the race on the Laguna Seca Raceway were the drivers’, manufacturers’ and Bronze drivers’ titles decided. In the end Audi claimed a third consecutive manufacturers’ crown, while third was enough to let Tristan Vautier become the new drivers’ champion. Although he did not have the easiest of races, Kenny Habul became the inaugural Bronze Drivers’ champion.