On a trip to Earth to sample the local delicacies, Inventor Grotch accidentally becomes a giant from something he ate, forcing the Carranger into a situation where they must create a means to fight larger threats.

Natsumi decides to adopt Naoki as her little brother and help him out when they're confronted by a female bancho Gorotsuki and her rampaging army of bicycle riders.

After witnessing the destruction of his home, Hazardian Dapp must find (and somehow convince) five humans of the Pegasus Garage who possess the connection with legendary car constellations to become the Carranger and save their planet from the destructive force of the evil planet-destroying Bowzock.

With the Carmagic of their mech nearly used up and Dapp recaptured for the Bowzock mechs, the Carranger must work out their problems with their alien ally if they are to live to see a Merry Christmas.

Tiring of his Carranger training, Kyosuke stays behind to work on the boss' car while the others take on a guts-enhancing Gorotsuki.

The Carranger escape from Dappu's explanation of their new Giga Formula weapon only to need it to take on a Gorotsuki who wants to use car noises as a signal to get the Earth blown up by other aliens.

Having figured out the key to growth being a certain imo-youkan, Grotch unleashes the full potential of Bowzock's best eater, forcing the Carranger to fully utilize their new dream vehicles and merge into a giant robot to face it.

An argument between Natsumi and Youko ruins the Carranger's teamwork during a battle with a detective Gorotsuki searching for a necklace for Zonnette.

Naoki is strangely being ignored by the rest of Carranger after meeting with a rival car-maker, while Glutch invents a weight-loss spray with peculiar side effects that he gives to a graffiti-making Bowzock thug .

After defeating a Bowzock racer, Minoru loses his Accel Changer just as the defeated opponent's little brother has targeted him for revenge.

Kyosuke quits the Pegasus Garage hoping to pursue his racing dreams, while encountering a peculiar Gorotsuki dish-cleaner who may be connected to Dapp's childhood racing hero.

Youko goes on an obsessive diet spree after an encounter with a number-crunching Gorotsuki makes her think she has gained too much weight.

Signalman, an officer from Planet Police, comes to Earth to take charge in taking down Gynamo and the Bowzock...while simultaneously causing nothing but problems for the Carranger.

With the other Bowzock fearing Signalman, Zonnette and a revived UU Urin head to Earth to trick him by manipulating him to fight against the Carranger, leading to trouble for both Kyosuke and Youko.

A ritual by Zelmoda to surpass the speed limit of his bike to obtain a legendary power (using a fuel additive Minoru sold him) forces both the Bowzock warrior and Green Racer to face their respective fears of lightning.

Having strange feelings of love towards her enemy Red Racer, Zonnette and her cockroach servant cause chaos on Earth in order for her to reveal these feelings to a confused Kyosuke.

In hoping to improve their battles with the Carranger, the Bowzock hire Instructor Ritchihiker for consultation, unaware of his own long history with Signalman.

Ritchihiker enlists a fashion designer Gorotsuki to create a mind-controlling outfit that brainwashes Signalman and Sirender under his control to fight the Carranger.

On a company vacation to Nasu Kougen, Natsumi protects a little girl accused of lying about the appearance of an alien in the area (in actuality a Gorotsuki on research assignment)

When a pitching Gorotsuki is sent after the still-vacationing Carranger, Zonnette intervenes in the proceedings with her confused heart for Red Racer while Kyosuke tries to prove his love for her.

Kyosuke becomes more obsessed with his test-driving dreams after being embarrassed by Naoki's skills just as two Wild Cars from space arrive on Earth that test the limits and wills of both of them.

Youko's terrible navigation skills force her and Natsumi to invent the ultimate navigation device after the male Carranger are abducted by a disappearing shaman Gorotsuki.

Signalman's by-the-book rules obsessions ends up getting him in trouble with Kyosuke after Ichitarou gets abducted from summer school for a plot to create new Bowzock members.

Naoki must work through his emotions in order to protect a princess being pursued by an Olympic-themed Gorotsuki trying to capture a jewel for the Bowzock.

A disagreement regarding the usage of the Carranger to help others makes Kyosuke force Minoru to become the leader of the team to force him to realize his point.