FRISCO, Texas —
Donovan scored twice within nine minutes to give the Galaxy a 3-2 lead in the 82nd minute, but Perez notched his team-leading eighth goal four minutes later.
The Galaxy (10-9-4) moved into a fifth-place tie with Seattle and Dallas (8-6-9) remained one point behind.
With Dallas ahead, 2-1, Donovan received a short pass from Marcelo Sarvas and stepped into a right-footed blast from 18 yards that beat diving goalkeeper Chris Seitz just inside the right goal post in the 73rd minute.
Nine minutes later, a throw-in by
Perez tied the score off a free kick by Michel from 25 yards. The ball sailed into the middle of the penalty area, where defender Omar Gonzalez headed it out, but it went right to Perez, who fired a 15-yard blast that beat goalkeeper Carlo Cudicini just inside the left post.
Matt Hedges scored for Dallas, in the 15th minute, to end at 464 minutes a club-record goalless streak, the seventh-longest in MLS history.