LA JOLLA, Calif. -- UC San Diego tallied 22 hits and 20 runs Friday, both season highs, to eliminate Cal Poly Pomona from the 2014 NCAA Division II Baseball Championship West Regional with a 20-5 win.

Justin Rahn had a career day with four hits, four runs, two home runs and eight RBI on the day to power the Triton offense. The lefty connected on a grand slam in a seven-run outburst in the third inning to put the game out of reach.

Garrett Tuck also tallied four hits and four RBI for UCSD, while Nick La Face amassed three hits and three RBI. Michael Mann finished the day with a perfect 5-for-5 performance at the plate.

Troy Cruz (8-3) earned the win in five innings of work, allowing two earned runs and striking out four.