Ryan Cash had four hits, and Oklahoma State became the first No. 8 seed to win the Big 12 Tournament with a 6-5 victory over Texas on Sunday.
The Cowboys (30-25) had to win their final two regular-season games against Oklahoma just to qualify for the tournament. They made it, then won all four games in Oklahoma City to earn an automatic regional berth.
Bryce Fischer had three hits, including a solo homer, and Garrett McCain had three hits and knocked in three runs for Oklahoma State. Blake Battenfield (5-4) got the win for 1 1/3 innings of work in relief of starter C.