Rev up and roll out! Gabby has the perfect tool to help Blaze get ready for the Axel City Grand Prix: a special remote control. Crusher takes her remote and activates machines all over town to slow Blaze down. Will Crusher cheat his way to victory? Next, Blaze and AJ race under the ocean and Blaze transforms into a submarine. Then, set out on a wild west quest to find a legendary track and save AJ and Gabby for a race day win!

Speed Racer is a natural behind the wheel of his thunderous Mach 5. With the support of Pops and Mom Racer, girlfriend Trixie, younger brother Spritle and the mysterious Racer X, Speed takes on fierce competitors to save his family's business and protect the sport he loves. When Speed steps on the track, it's not just a race.

Zhi, a rookie race car driver, gets the opportunity to compete against the reigning champion of the rally car circuit. With help from a former driver-turned-mechanic, Zhi must overcome treacherous terrain, rival racers, and unexpected obstacles to prove he has what it takes to be the next great racer.