Round 6 - Detroit, Michigan: 29-31 May 2015, Detroit, Michigan USA Butch Leitzinger, #20 Bentley Continental GT3 ?2015, Brian Cleary/LAT Photo USA
29-31 May 2015, Detroit, Michigan USA
Butch Leitzinger, #20 Bentley Continental GT3
?2015, Brian Cleary/LAT Photo USA