Abdulkader Keita (31) and Milan Baros (64) scored the goals to seal a win despite Mehmet Topal's 74th-minute own goal.

Gala are five points adrift of leaders Bursaspor with four games to play.

Istanbul Buyuksehir's European aspirations were dented by a 3-1 defeat at home to Genclerbirligi.

The capital club were ahead after a 10th-minute Orhan Sam own goal, but Mustafa Pektemek equalised before the break.

The visitors then scored twice in the last 10 minutes through Labinot Harbuzi (80) and Pektemek (89) to claim the win.