Three goals from Tuncay helped Turkey to a 2-4 victory in and against Austria on Wednesday.
The Euro 2008 hosts did take the lead through Hölzl in the 28th minute but Mehmet Aurelio levelled nine minutes later.
It was then up to Tuncay to dominate the clash. One goal in the 41st minute and another in the 47th gave the Turks a comfortable 1-3 lead.
Hölzl did get one back early in the second half but Tuncay completed his hat-trick on the hour mark, 2-4.
