The 2013 Auto Club 400 was a NASCAR Sprint Cup Series stock car race held on March 24, 2013, at Auto Club Speedway in Fontana, California, United States. Contested over 200 laps on the 2-mile (3.2 km) asphalt D-shaped oval, it was the fifth race of the 2013 Sprint Cup Series championship. Kyle Busch of Joe Gibbs Racing won the race, his first of the season, and the first Sprint Cup win at Auto Club for Joe Gibbs, completing a weekend sweep, while Dale Earnhardt Jr. finished second. Joey Logano, Carl Edwards and Kurt Busch rounded out the top five.