Jimenez, coming off a fourth-place finish in the Masters, closed with a 67 to finish two strokes ahead of Langer. Jimenez finished the tournament with 32 consecutive holes without a bogey at TPC Sugarloaf.
Langer, the defending champion, shot his third-straight 68. Jimenez and Langer were tied at 10 under before a two-shot swing on No. 8. Jimenez needed only a short putt for a birdie, and Langer fell two strokes behind with his bogey.
Jay Haas shot 67 and was third, four shots off the lead. Fred Couples shot 70 and was fourth.
Lone Oak alum Kenny Perry finished in a tie for eighth after a final round 71. He finished at 6 under. Paducah's Russ Cochran tied for 21st at 2 under after a final round 70. Metropolis native John Riegger shot 74 Sunday. He finished in a tie for 45th at 3 over.