Mike restores a 1968 Beaumont for a charity auction, but scrambles to save the build and the fundraiser when his budget is pulled out from under him; Avery steals a Rust Bros client with a German-made Unimog, putting his friendship with Mike at risk.

Mike converts a 1957 GMC truck to run on alcohol for a truck-obsessed teenage girl; Avery goes the extra mile, finishing the Unimog for its hard-to-please owner.

Mike sells a Willys Jeep to custom car wizard James West, but the price will be determined by the winner of a drag race; the challenge puts pressure on both shops to produce competition-worthy trucks.

Rust Valley rivals face off in the Shop Truck Challenge; Mike struggles to restore a 1971 Chevy Blazer for a wedding day surprise; Avery's plan to repurpose a military truck for music festivals hits a sour note.

A Rust Valley road trip steers Mike into the danger zone after Connor gives him an ultimatum: buy another car and Connor will blow up one from the Field of Dreams.

Old rivalries bring new alliances as Rust Valley's competing shops get ready to face off at the annual Hit-to-Pass race; the cost of Avery's Deuce-and-a-Half music truck spirals out of control.

Rust Valley's auto shops battle it out at the high-impact Hit to Pass drag race. But when one competitor is accused of cheating, the brawl moves from the track to the pit.

Mike and Avery embark on a cross-country road trip, which is interrupted by an unexpected call from home; JF borrows shop space from Mike to restore a 1955 GMC truck and his relationship with his brother.

Mike overhauls a 1955 Belair Wagon in hopes of turning a quick profit, while Avery embarks on an ambitious restoration of a rare 1956 Ford C.O.E. Mike’s betting streak continues.

Connor enlists the Rust Bros on a personal build, while Avery goes over budget on his dream truck. James tackles a project from his past.

Avery struggles to save his business while Mike is determined to end the year on a high note. However, old secrets and conflicts with Connor get in his way.

Mike kicks off his fifth year in business with the restoration of a rare 1971 International Scout II, before teaming up with his brothers to find a new home for their late father's 1964 Mercury motor.

Mike is burning the candle at both ends, working at remote locations for his rock scaling business, while trying to manage the shop's restoration of a 1969 Road Runner convertible from afar.

Mike enlists his buddy Dave to help him rid the Field of Dreams of a junk-stuffed school bus. Richard revives the glorious luxury of private rail cars using an old trailer, while Russell leans on an old friend to help him build a truck honoring family members he's lost.

Mike takes on a rare Hertz Shelby Mustang for his friend's brother, but the badly damaged car might be too far-gone; a drag race against another local shop turns into a Chevelle showdown.

JF begins restoring a 1928 Model A Roadster, while Avery takes on a 1941 military vehicle and these antique machines are full of challenges; Mike chases redemption at the races.

Mike and Avery try to get an auctioneer to help them downsize their collections, but Avery scares him off. Frame issues leave Mike's restoration of a Diamond T truck dead in the water.

With his car auction fast approaching, Mike strategizes how to draw a bigger crowd. James West takes on his biggest, most challenging build yet - turning a 1955 Cadillac into a 70s-inspired Street Freak.

A rare Diamond T truck build has Mike and his crew scrambling to keep up with their client’s demands. Avery battles a hornet’s nest, his mother and his own impending sense of doom as auction day arrives.

The crew at a new restoration shop takes on their first jobs restoring vintage cars, including a 1966 Lincoln Ragtop convertible and a 1970 Dodge Dart Swinger.

Mike fixes a 1961 Cadillac to showcase and smash to pieces at Rust Valley's annual Demolition Derby; mechanic Dave enters a 1974 Chrysler New Yorker for the big event.

Mike and the crew take on a World War II-era Power Wagon; a 1968 Chevy Chevelle becomes a nightmare job.

Mike restores a 1966 Mustang in the hope of finding a buyer with deep pockets; Connor helps his dad sell a 1968 Plymouth Satellite.

Mike restores a 1938 International Harvester; the shop holds a swap meet; wedding bells ring for Greg.

Mike restores a 1941 Ford Super Deluxe and a 1964 Ford Fairlane 500, as a natural disaster threatens his shop.