The Mets complete a four-game sweep of the Yankees with a 3 – 1 win behind the pitching of Dillon Gee, who strikes out a career-high 12 batters in 7 1/3 innings. It is the first time the Mets have ever swept a Subway Series against the Bronx Bombers, as those are the only four games the two teams will play against each other this year.

On May 30, 2013 — The Mets complete a four-game sweep of the Yankees with a 3 – 1 win behind the pitching of Dillon Gee, who strikes out a career-high 12 batters in 7 1/3 innings. It is the first time the Mets have ever swept a Subway Series against the Bronx Bombers, as those are the only four games the two teams will play against each other this year.

Source:
Baseball Reference May 30