The 2013 STP Gas Booster 500 was NASCAR Sprint Cup Series stock car race held on April 7, 2013 at Martinsville Speedway in Ridgeway, Virginia, United States. Contested over 500 laps on the 0.526 mile (0.847 km) oval, it was the sixth race of the 2013 Sprint Cup Series championship. Jimmie Johnson of Hendrick Motorsports won the race, his record eighth win at the track, and second win of the season, while rivals Clint Bowyer and Jeff Gordon finished second and third.