Austin Dillon stayed in front for 183 of 200 laps to win his first XFINITY Series race on the 1.5 mile Las Vegas oval track.
The former series champion, who drove the PWR Performance Products cooled Chevrolet for Richard Childress Racing, held off a charge by Ryan Blaney over the final three laps to take the win by 0.664 seconds. Regan Smith finished third for a PWR podium.