Oklahoma totally controlled Kansas State in a 55-0 win at Bill Snyder Family Stadium in Manhattan, Kansas, on Saturday.
OU held K-State to just 110 total yards and gained 568 themselves in tallying their biggest rout of the Wildcats in Manhattan in series history.
The Sooners struck quickly, going 75 yards on 5 plays on the opening drive of the game, with Baker Mayfield passing to Sterling Shepard for a 22-yard touchdown to put OU up 7-0 just 1:04 into the game.
On K-State's second possession, OU's Jordan Thomas intercepted Joe Hubener, returning it 24 yards to the KSU 16-yard line.
Two plays later, Mayfield passed in the flat to Joe Mixon, who scored on a 10-yard touchdown to make it 14-0 Sooners.
Early in the second quarter, K-State missed a field goal from 32 yards and OU then responded with another quick scoring drive.
OU went 80 yards in five plays, with Mayfield passing to Shepard for a 28-yard score to make it 21-0 Sooners.
Oklahoma added to the lead later in the second quarter when Mayfield passed to Mark Andrews for a 3-yard touchdown to make it 28-0 OU with 7:29 to play in the first half.
The big play in the drive was a 28-yard run by Mayfield on 4th and 2, with Shepard leveling K-State's Elijah Lee with a devastating block.
OU's defense quickly got the ball back when Zack Sanchez made a diving interception of Hubener at the K-State 27.
Five plays later, Oklahoma capitalized, with Mayfield lobbing a fade to Dede Westbrook for a 4-yard touchdown, giving the Sooners a 35-0 lead with 4:59 to play in the first half.
Mayfield was 18 for 21 passing for 235 yards in the first half.
On Kansas State's opening possession of the second half, Zack Sanchez got his second interception, this time picking off backup QB Kody Cook, and returning it 38 yards for a touchdown and a 42-0 Sooner lead just 22 seconds into the second half.
Oklahoma got the ball back and scored again, getting a 20-yard field goal from Austin Siebert to make it 45-0 Oklahoma with 9:27 to play in the third quarter.
The big play on the drive was nearly a touchdown, as Mayfield threw a screen to Dede Westbrook for a gain of 36 to the K-State 2.
Mayfield finished the game 20 for 27 passing for 282 yards and 5 touchdowns.
OU's next drive ended in a field goal as well, with Siebert kicking a 19-yarder to make it 48-0 Sooners.
Early in the fourth quarter, OU marched 94 yards in 13 plays, with Joe Mixon scoring from a yard out to make it 55-0 Sooners with 9:44 to play.
Kansas State had just seven first downs and three turnovers.
Oklahoma improves to 5-1 on the season, 2-1 in conference play, while K-State drops to 3-3, 0-3 in Big 12 play.
The win is OU's largest over K-State since beating the Wildcats 63-0 in 1974, and their largest over Kansas State in Manhattan ever.
It's also the first time Kansas State has been shut out since Colorado beat the Wildcats in 1996 in Boulder, and the first time they've been shut out at home since Colorado won 10-0 in Manhattan in 1991.
OU hosts Texas Tech next Saturday at 2:30, while Kansas State is at Texas.