Chris Gutierrez led off the game with a homer to leftfield to give the Cowboys an early 1-0 lead.
The Red Raiders then exploded for seven runs on nine consecutive two-out base hits in the bottom of the first and knocked OSU starter Rick Rivas out of the contest. Trey Stewart, Joey Callender, Chris Williams, Madison Edwards, Cooper Fouts, Cody Fuller and Carey Avants all notched RBI singles in the frame.
The Pokes scored three runs in the second on a RBI double by Justin Colbert and a two-run single by Rusty Ryal to cut the lead to 7-4.
Tech added another run in the bottom of the inning on a wild pitch by Brett McDonald to make it 8-4.
Corey Brown blasted a two-run homer to right-center in the third and Steve Ptak added a RBI double to cut the Raider lead to 8-7.
The Red Raiders pushed the advantage to 9-7 in the fourth on an infield RBI single by Trey Stewart. Cameron Blair belted his 10th homer of the year in the sixth to make it 10-7 Tech.
TTU added two more runs in the eighth, one coming via a RBI single by Joey Callender to make it 12-7.
Jeff Parrish hit a solo homer in the top of the ninth and the Cowboys loaded the bases with two outs in the inning, but Chris Gutierrez lined out to center to end the game.
Reliever Tanner McElroy (1-1) picked up the win with 4.2 innings of one-hit scoreless relief. He struck out six with two walks and held the Cowboys scoreless through the middle innings after the Pokes scored seven runs in the first three stanzas.
Rick Rivas was charged with the loss to drop to 1-3 on the year. He gave up seven earned runs on seven hits in 2/3 of an inning.
Chris Gutierrez and Corey Brown led the Pokes offensively with two hits and a homer each.