Kansas State outscored Oklahoma State 65-57 Tuesday night extending their winning streak to 9 in a row.
Markquis Nowell posted his fourth consecutive 20-point game, scoring a team-high 20 points. Keyontae Johnson added 12 points and Desi Sill finished with 11 points.
The Wildcats are now 15-1 for the season and 4-0 in the Big 12.
Kansas State plays at TCU on Saturday.