Sunday's game is sold out, but tickets are available for Saturday and Monday's contests.
Bruins suffer first loss at the Los Angeles Tennis Center since February of 2012.
No. 2-seed UCLA will open in the quarterfinals of the Pac-12 Tournament in Las Vegas on Thursday.
Bruins have won six of the last seven series against California and nine of the last 12 meetings.
Bruins showcase their talents in front of NFL scouts