UTA ended the day with 13 runners left on base while the AMCC only had five LOB in the game.
Christian Hollie recorded three hits with one triple and one double on Saturday.
The Mavs brought the tying run to the plate in the 9th before ending the game with a ground out.
The Mavs were outhit 11-5 in their six-run loss to the Cougars on Saturday afternoon.
UT Arlington will open up the 2015 season against Missouri State on Friday.