Winger Leroy Sane was crucial in Galatasaray's victory on Saturday night.
Galata defeated Basaksehir 2:1 away in the match that fell on the ninth week of the Turkish Super League.
Both goals for the Turkish giant, Galatasaray, were scored by Sane.
He initially scored for 1:0 in the third minute of extra time of the first half.
Bashakshehir equalized in the 59th minute with a goal scored by Eldor Shomurodov.
Two minutes later, Sane scored the winning goal.
German Sane joined Galatasaray as a free agent in the summer after his contract with Bayern Munich expired.
Galata is the leader with 25 points. Basaksehir is in 15th place with six points.