Erba won the 1,600 and 3,200 races and teamed with Brooke Kline, Lilly Fleming and Ellie Bearss to win the 4 X 800 relay event.
Warsaw won the 12-team, large school division with 117.5 points. The title in the event was the program’s first in this invitational since 2008.
The Tigers also got a winning effort from its 4 X 100 relay team of Regina Anderson, Brittney Rhodes, Mariah Harter and Ann Harvuot.
Warsaw (8-0 overall and 4-0 in the NLC) hosts Goshen Tuesday at 5 p.m. for Senior Night.