Rockstar Makita Yoshimura Suzuki's Ben Spies won the second AMA Superbike race at Miller Motorsports Park on Sunday, this win was the Texan's sixth straight, again tying the all-time record he already shared with Miguel Duhamel and Mat Mladin.

Sunday's podium was a repeat of Saturday's, right down to Monster Energy Kawasaki's Jamie Hacking running off line briefly, forcing him to work back past former World Superbike champion Neil Hodgson to claim the runner-up position ahead of his fellow countryman.

Mat Mladin finished fourth while Jordan Suzuki's Aaron Yates beat Hodgson's teammate, Miguel Duhamel, for fifth.

Ben Spies now leads the championship by 39 points over Mat Mladin.