The Ultimate T-Rex Transporter was successful at sneaking the Hot Wheels City Racers past Nevard's Ultimate Garage laser fence! But now their mission to steal the Control Chip for the TetraFlame is complicated by Nevard's discovery of their disguise! With time racing down, Sophia and Twin Quinn must get to the Ultimate Garage Lab while Quinn and Twin Chase fight an intense battle with the Ultimate T-Rex Transporter against the Red Dragon!