Vako's pass was blocked by a Galaxy player back to him, and he sent a low, hard shot from outside the area into the left corner in the 11th minute. Vako scored the Earthquakes' last six goals in all competitions.
Shea Salinas broke Vako's streak in the 82nd minute, settling a long pass from Vako and firing it inside the left post. Three minutes later, Tommy Thompson's cross was redirected into the goal by the Galaxy's Perry Kitchen to cap the scoring.
Daniel Vega preserved his fifth shutout of the season with a diving save to deny Efrain Alvarez in the 89th minute.