2003 Carolina Dodge Dealers 400

The 2003 Carolina Dodge Dealers 400 was the fifth race of the 2003 NASCAR Winston Cup Series season. Mark Martin won both the pole and the race. His pole speed was a lap of 28.475-seconds and he led 86 of the 92 laps around Darlington Raceway for his first victory of the season.

Martin's dominant day saw him never surrender the lead on-track, only allowing others to lead through pit stop cycles. He won by 12 seconds over Bobby Labonte.