all battery-electric vehicles went through an efficiency and performance run held on 27 july, with the vehicles making 50 laps around the two-mile michigan track without exceeding 70 miles per hour or dropping below 45 miles per hour in a chicane along the backstretch. the alias, driving with a borgwarner single-speed egeardrive gearbox transmission, was eliminated in this last track event at the 97 miles out of 100 miles due to controller setting which activated the automatic safety system as a result slowed the vehicle and came to a stop, positioning the team at a final 4th place in the event.