GRT Yamaha Official WorldSSP Team's Lucas Mahias continued where he had left off in Phillip Island on Friday for Round 2 of the 2018 FIM Supersport World Championship in Buriram, Thailand. The reigning WorldSSP Champion dominated proceedings on the opening day at a hot and humid Chang International Circuit, leading the way in both practice sessions and ending the day on top of the timesheets with a sensational 1:37.469. Not to be outshone, his teammate Federico Caricasulo also showed stunning pace to end Friday in third overall after setting 1:37.692 to finish just 0.223s behind his teammate.