McQueen realizes that Cruz, who gave up her dream of racing because "no one believed in her," has more raw talent than he does. The final act isn't Lightning McQueen crossing the finish line to reclaim his glory. Instead, he pulls into the pits, sacrifices his own comeback, and pushes Cruz onto the track to win the race for him .
This is revolutionary for a sports movie. The hero wins by admitting he can no longer win—and mentoring the next generation instead. Underneath the high-octane action is a quiet eulogy for Doc Hudson. McQueen literally returns to the abandoned town of Thomasville (a stand-in for real-life ghost towns along Route 66) to train the "old way." He listens to old cassette tapes of Doc racing. cars 3
Plus, the final race in Florida is a masterclass in sound design and lighting. Watch it on the biggest screen you can find. Cars 3 is the Rocky Balboa of animated sequels. It’s slower, sadder, and wiser than you expect. It doesn’t want you to cheer for the crash; it wants you to cheer for the rebuild. McQueen realizes that Cruz, who gave up her