Galatasaray suffered a 3-1 defeat against PSV at the Stade de Chailly Stadium, Montreux, Switzerland on Wednesday.
Everton loanee Henry Onyekuru made his debut for the Lions coming on as a substitute on 66 minutes.
The Nigeria international has impressed in training, scoring six goals in his last session before the friendly.
Onyekuru looked sharp and lively against PSV but will need some time to settle into his new side.
The 21-year-old gave his post-match reaction on Twitter after the game along with a photograph in the Galatasaray kit.
What a great feeling to be back on the field after such a long time. Preseason is in full effect! Honored to wear the Galatassary kit for the 1st time! ?❤ #Thankful ?? pic.twitter.com/lKcX7D5Un1
— Henry Onyekuru (@henryconyekuru) July 18, 2018
Steven Bergwjin, Malen Schiet and Cody Gakpo wall scored for PSV Eindhoven, while Martins Linnes netted for the Lions.
The Super Lig outfit will take on Valencia of Spain in their next pre-season friendly on Saturday.
