Oklahoma is coming off a 31-16 win over then-No. 2 Ohio State that vaulted to the Sooners to the No. 2 spot in the country.
Tulane is coming off a tough 23-21 loss to Navy. It hasn't been ranked since 1998 and has only two winning seasons since an undefeated season that year.
But the Sooners are trying not to take anything for granted entering their nonconference finale against the Green Wave at Owen Field on Saturday night.
Tulane's option offense has the attention of an Oklahoma defense that very rarely sees such an attack.
"They're really good at it, and it'll be a great test of our discipline and the structure of our defense, and make sure we get people -- somebody on the quarterback, somebody on the drive, somebody on the pitch.