Tuncay has completed his move from Stoke to Wolfsburg.
The Turkey striker has signed a three-and-a-half-year contract at the VW Arena, the Bundesliga club confirmed this evening.
The 29-year had a medical with Steve McClaren's men earlier today.
The Wolves, who are struggling in 12th place in the Bundesliga, had been on the look-out for striking reinforcements after selling Edin Dzeko to Manchester City.
The have also brought in Germany frontman Patrick Helmes from Bayer Leverkusen.
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