Paul George scored seven of his 31 points during a decisive 24-0 run, and the Thunder beat the Indiana Pacers 107-99 on Wednesday night.
The Thunder slogged through the first half and trailed by nine at the break. By the end of the third quarter, they led 76-69.
Steven Adams had 25 points and 12 rebounds for the Thunder and Russell Westbrook added 17 points, 12 assists and 11 rebounds for his 29th triple-double of the season.
Bojan Bogdanovic scored 28 points and Domantas Sabonis added 18 points and 10 rebounds for the Pacers.
Indiana led 54-45 at the break behind 14 points from Bogdanovic. Adams scored 14 points in the first half for the Thunder.
The Thunder closed the gap early in the third quarter. A floater by Adams cut Indiana's lead to one, then a 3-pointer by Jerami Grant finally put the Thunder ahead midway through the period. George and Westbrook followed with 3s to put Oklahoma City up 66-58. By the end of the run, the Thunder led 72-58.
Westbrook clinched his triple-double on a lob to Terrance Ferguson for a dunk that put the Thunder up 88-79.
George made a high floater and was fouled. He made the free throw with just under four minutes remaining to put the Thunder up 10.
The Pacers made one last surge, but a layup and a 3-pointer by Grant kept the Pacers at a safe distance heading into the final minute.
The Pacers are at the Boston Celtics on Friday.