Ichiro Suzuki was 3-for-5 with a homer for the Mariners, who snapped a nine- game losing streak. The home run was Suzuki's 200th hit of the season, marking the seventh straight year he has reached the 200-hit mark.
Felix Hernandez (11-7) allowed just one run on five hits in seven innings for the win.
Alex Rodriguez was 2-for-4 and drove in a run for the Yankees, who have lost three of four games and fell 6 1/2 games behind Boston in the AL East.
Clemens (6-6) allowed five runs on eight hits in four innings.
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