Tony Kanaan driver of the No. 10 NTT Data Chevrolet was fastest in the third practice for the Kohler Grand Prix of Road America at Road America, with the speed of 140.763, followed by his teammate Scott Dixon who was second, with the speed of 140.747.
The remaining top-five were Will Power who was third fastest with the speed of 140.501, Max Chilton who was fourth with the speed of 140.232 and Simon Pagenaud who was fifth with the speed of 14.163.
Rounding out the rest of the top-10 were Ryan Hunter Reay, Sebastien Bourdais, Takuma Sato, Alexander Rossi and Helio Castroneves.
There were no incidents during the practice and it remained under green flag the entire time.