LA JOLLA, Calif. (Interstat) — Paul Contreras went 5-for-5 with two home runs and three RBIs to lead Cal State Fullerton to a 10-5 win over UC San Diego on Saturday in a Big West game at Triton Baseball Field.

The Titans improved to 22-29 overall, while the Tritons fell to 24-26. Fullerton outhit UCSD 15-9.

Contreras homered in the first inning and again in the sixth, both two-run shots. Esteban Olazaba added two hits and three RBIs, and Cameron Kim homered in the ninth. Dylan Smith threw eight innings, allowing three earned runs on zero hits with four strikeouts.

UC San Diego got five runs on five hits. Anthony Potestio had two hits and an RBI. Jake Villar struck out four in 1 1/3 hitless innings, and Cal Elvis added two strikeouts in 1 1/3 innings.

The Tritons scored single runs in the second, eighth and ninth innings, but could not overcome Fullerton’s early surge. The Titans scored in each of the first six innings, building a 10-2 lead by the sixth.