It's time to turn the key on the UNB10 car, but will it start? Zac gets a big race at the speedway, but with an unexpected opponent. Ryan asks Harris to meet someone. Brooke and Curtis grow closer. Logan and Hugo are out of options. Marcel and Brooke become “friendly” rivals.

Cast: Ryan Phillippe, Nathalie Kelley, Michael Cimino, Melissa Collazo, Uriah Shelton, Drake Rodger, Nicolas Cantu, Johnna Dias-Watson, Mia Healey, Josh MacQueen, Matt Lanter