Lucas Drost scored in the second half to break up a 1-1 tie and give Summit a 2-1 victory over Union, in Union.
The game-winning goal was assisted by junior Jayden Torres.
Jeronimo Benavides scored Summit’s first goal of the game.
After an opening game loss, Summit has yet to drop another game this season.
Union (4-8) will look to snap a three-game losing streak against Rahway on Thursday.