Ally Carda struck out five in a two-hit shutout and Brittany Moeai drove in the game's lone run.
Sunday's game is sold out, but tickets are available for Saturday and Monday's contests.
The Bruins went 6-0 at the UCLA/CSUN Invitational following Sunday's doubleheader sweep.
Ally Carda and Jessica Hall combined for 19 strikeouts in Saturday's doubleheader sweep for #3 UCLA.
Sophomore Mysha Sataraka homered in both ends of Friday's doubleheader sweep for #3 UCLA.