Audi switched to hybrid endurance race cars due to competitive pressure from Toyota TS030
For the 6 Hours of Bahrain, Audi switched the team lineup to race with two Audi R18 e-tron quattro hybrid race cars. In prior 2012 endurance races, the team had raced with a split lineup: The Audi R18 ultra is a conventional LMP sports car with a TDI engine, while…