In 2008, Sunoco, the official NASCAR fuel supplier, based in Pennsylvania, and the Philadelphia region of the American Red Cross, agreed to sponsorship of the race and charity events to benefit the American Red Cross South Pennsylvania-Philadelphia region.
400 metres | Forbes 400 | 400 metres hurdles | men's 4×400 m relay | Athletics at the 2008 Summer Olympics – Men's 4 × 400 metres relay | Boeing 747-400 | The 400 Blows | Athletics at the 2004 Summer Olympics – Women's 4 × 400 metres relay | X.400 | Athletics at the 2012 Summer Olympics – Women's 4 × 400 metres relay | 4 × 400 metres relay | 2005 World Championships in Athletics – Men's 4 × 400 metres relay | Brickyard 400 | Athletics at the 2004 Summer Olympics – Men's 4 × 400 metres relay | Interceptor 400 | Athletics at the 2012 Summer Olympics – Men's 400 metres | 400 | 2013 Federated Auto Parts 400 | 2005 World Championships in Athletics - Men's 400 metres | 2003 World Championships in Athletics – Women's 4 × 400 metres relay | Women's 4 × 400 metres relay | women's 400 metres | Kodak DCS 400 series | Kernkraft 400 | Athletics at the 2008 Summer Olympics – Women's 4 × 400 metres relay | Athletics at the 2008 Summer Olympics – Women's 400 metres hurdles | Athletics at the 1956 Summer Olympics – Men's 400 metres | 2008 IAAF World Indoor Championships – Women's 400 metres | women's 4×400 m relay | Women's 400 metres world record progression |
On lap 104, the sixth caution came out when Aric Almirola cut a left rear tire and spun in turn 3 after contact with Timmy Hill.