Kyle Larson dominated the final stage of the race Sunday at Auto Club Speedway and held the field at bay through a series of late restarts, winning the Cup Series event to complete a weekend sweep on the two-mile Southern California oval. Larson followed Saturday’s X-finity Series victory by leading a race-high 110 laps, winning the event from the pole position. Larson also leads the championship point race. Brad Keselowski and the runner-up, followed by Clint Bowyer. The drivers head to Martinsville this weekend.