The 2003 Bass Pro Shops MBNA 500 was the 33rd stock car race of the 2003 NASCAR Winston Cup Series season and the forty-fourth iteration of the event.

At race's end, Hendrick Motorsports driver Jeff Gordon would win under caution when with three laps to go, Dale Earnhardt Jr. bumped Ryan Newman into the wall.

[3] Ryan Newman of Penske Racing South would set the fastest time in the session, with a lap of 28.688 and an average speed of 193.251 miles per hour (311.007 km/h).

[3] Kevin Harvick of Richard Childress Racing would set the fastest time in the session, with a lap of 29.218 and an average speed of 189.746 miles per hour (305.367 km/h).

[8] Six drivers would fail to qualify: Jeff Green, Buckshot Jones, Larry Foyt, Mike Wallace, Billy Bigley, and Shelby Howard.