Under the guidance of Željko Obradović, his playing time and performance increased notably with Fenerbahçe.[Video 1] At the beginning of the 2016–17 season, which was the most successful in the history of the club, Düverioğlu won the 2017 Turkish Presidential Cup with Fener. At the end of the season, he won the 2016–17 Turkish Super League and the 2016–17 EuroLeague, completing a continental treble. His best performance with Fenerbahçe in the EuroLeague was against Panathinaikos Superfoods, in game where he had 13 points, 4 rebounds, 1 assist and 1 block, in 15 mins 30 seconds of playing time.[4][Video 2]