The Maloofs take on a client who needs help prepping for a race with a rival. Sammy and his twin daughters perform stunts for a film.

The bad blood between Sammy and a former client melts away at the prospect of joining forces to best a mutual enemy on the track.

A driver asks Sammy for a few upgrades — including nitrous — in hopes of taking out a cocky competitor. Sammy performs stunts for a car commercial.

With Sammy in his corner, car enthusiast Jeff Allen put his vintage Volvo up against Adam Carolla's racing Porsche that was once owned by Paul Newman.

Sammy prepares his mentor's grandson for a big race. Meanwhile, Kaitlyn and Meghan give Trevor some hands-on training before his driver's exam.

Two of Sammy's pals — who also happen to be clients — face off for a drag race. Also, the Maloofs practice stunts for an indie rock video.

Let the trash-talking begin! James returns with a potentially lucrative challenge for Hannah. Meanwhile, Meghan races to get her confidence back.