|2013 Regular Season|
He ends his career with a 256-153 record with a 3.85 ERA and 26 complete games in 521 career starts.
The team announced Pettitte's decision in a news release Friday, hours before opening its final homestand of the season. The 41-year-old left-hander says he has exhausted himself mentally and physically and knows the time is right.
Pettitte (10-9) improved to 7-1 in his past eight starts against Toronto and is 25-13 in 46 games against them with seven scoreless innings.
Pettitte appears to have found his form, posting a 0.71 ERA in winning back-to-back starts.
Pettitte's victory was his first since beating Kansas City on July 11. He has gone 0-3 with a 5.47 ERA in his previous five starts.
Foes are hitting .297 off Pettitte, one of baseball's worst pitchers this year.
Pettitte is 0-3 in four starts since the All-Star break with a 6.14 ERA.
It was a hard-luck loss as the left-hander yielded just two runs in six innings. He's received 12 runs of support in his eight losses this season.
He's won consecutive starts for the first time since April.
The 41-year-old Pettitte earned his 251st win, tying Hall of Famer Bob Gibson for 44th place on the all-time list.