Yura Movsisyan, Luis Miguel Escalada, Andy Williams and Robbie Findley scored for Real Salt Lake (3-2-0), which tied the league record for goals in a half and handed the Revolution (2-1-2) its first loss of the season.
Nick Rimando was credited with two saves in Real Salt Lake's first shutout of the campaign.
Javier Morales set up both Olave and Mathis with corner kicks.
Findley has four goals this season.
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