Speed arrives at the Racing Academy to fulfill his dream of becoming a world famous racer. While settling into his new home, he makes friends with Conor, Lucy and Chim Chim and quickly finds he already has enemies in X and Annalise.
Speed and his new friends, Conor, Lucy and Chim Chim, reconstruct the Mach 5 after finding it in the school salvage yard. Everyone is excited to see the Mach 5 back in action...except for X and Zile Zazic, who want to see it back in the junkyard.
After finding the plans for the Mach 6 and learning that he is the son of the legendary Speed Racer, Speed and his friends set out to build the ultimate car. But there's one problem: they don't have the parts. Their only hope is the school's annual parts race, but Speed is not eligible. Will X help his brother?
After finding the plans for the Mach 6 and learning that he is the son of the legendary Speed Racer, Speed and his friends set out to build the ultimate car. But there's one problem: they don't have the parts. Their only hope is the school's annual parts race, but Speed is not eligible. Will X help his brother?
Speed and X need to work together as a team in order to win a multi-school racing tournament. But when an outside enemy starts to turn them against each other, it tests the limits of their bond. Can they learn to overcome their differences and lead the school to victory?
Speed, Connor and Lucy have been studying for the Redwood Rally all week. But they are completely caught off guard when Speed is mysteriously attacked by falling acorns and a Giant Connor. Who has been tampering with the virtual track?
After a freak accident, Speed is trapped inside the malfunctioning virtual track with Annalise. Can they put their differences aside and work together to get out alive?
With Speed and Annalise rescued from the virtual track, Zile tries to regain full control of the track's mainframe. Little do they know that the virtual track has one last surprise in store for them.
During a class exercise, Speed's car accelerates out of control and he's caught with a nitro tank under his hood. Unless he's able to prove his innocence, Speed will be expelled from the school.
The big dance known as "The Rally" is coming up and everyone is scrambling to find a date. Speed decides to go with Annalise's cousin Elsa, but Lucy doesn't trust Elsa's sudden interest in Speed and the Mach 6.
The school invites a guest speaker, Ronald to talk about car design. Conor soon realizes he's his arch-nemesis who has stolen all of his previous design ideas. When Conor confronts him, they decide to settle the score with a high stakes design competition.
Dickie Ranford, Zile's archrival, announces the creation of an environmentally friendly car that gets hundreds of miles to the gallon. To prove his claims, he challenges everyone to a 3-day rally where the victor wins his entire company. Are Speed and the Mach 6 up to the challenge?
With day one of the Rally completed and a victory under their belt, the team must scramble to fix the Mach 6 after a devastating avalanche has crippled it. Will they be able to get back into the race and regain their lead before the end of day two?
Speed, Conor & Lucy set out to discredit Dickie Ranford after discovering that his car is a sham and he was responsible for crippling the Mach 6. Through teamwork and ingenuity they make sure that Dickie Ranford is brought to justice.
Damien Russ, a legendary racer, comes to school to guest lecture and promote Hyper Cheetah: a new energy drink. Thinking he's up to no good, Speed and his friends try to uncover the real reason for his visit.
Speed is recruited by Zile to help teach V.I.C., an advanced car that utilizes artificial intelligence. What Speed doesn't know is that V.I.C. has been secretly programmed with another objective. Can Speed override V.I.C.'s programming and teach this car some new tricks?
Zile, under increasing pressure from the committee, has Spritle removed as headmaster in a desperate move to obtain the blueprints for the Mach 6. Can Speed foil Zile's plan and prove Spritle's innocence?
Conor pledges to improve the Mach 6's stealth systems after an unsuccessful training exercise. Before Conor is able make the final modifications, Zile's goons plan to capture the Mach 6. However, things don't go exactly as planned for Conor or the goons.
No longer invisible, Speed's plan to rescue Conor goes awry. With the Mach 6 finally within Zile's grasp, Speed and the others must work fast in order to escape and ensure he never obtains the secrets of the Mach 6.
Zile and Stan are on the run after evading the committee and the police, leaving Annalise in charge of the company. As Annalise tries to finish what her father started, she learns that trying to capture the Mach 6 isn't an easy task.
Speed is introduced to Dr. Chezco who has created the missing component for the Mach 6's gasless engine. Upon realizing the implications of Dr. Chezco's discovery, Zile and Annalise set out to sabotage the completion of the gasless engine.
After stealing the Chezco chamber, Zile and Annalise keep it hidden until they can meet with the head of the committee. Speed and X have no choice but to sneak into Zile's tower and take back the Chezco chamber.
The committee forces Zile and Annalise to make one more attempt to obtain the Chezco chamber. Can Speed activate the chamber and succeed in realizing his father's ground-breaking vision of a gasless engine?
A special wrap-up episode that recaps the important events of the first season. It also hints at what's to come in future episodes of Speed Racer: TNG.