MOTORTREND HD

Dave and the team swap the chassis in a 1955 Nomad and upgrade its performance, which will give this car the edge it was missing.

Car show season is always a big time of year for the crew, but a show in Stockton, Calif., has called with an interesting request; along with bringing some rides to the show, they ask Dave to be a judge and present a special award.

A '41 Chevy that has bounced around numerous shops rolls in for a quick trunk lid fix, but things go south very quickly; as if the shop wasn't busy enough, they kick off a Road Tour and the garage turns into an ER for broken down cars.

A new client arrives and asks Dave to envision a future where the Hummer H2 continued to be produced and to build what he thinks that car might look like 20 years into the future; it's out with the old and in with the new, as Kevin leads the charge.

One of Dave's all-time favorite designs is the Mercedes Gullwing, and a new client arrives with a kit version of the car; the car kit has many flaws, which the team needs to address while trying to get the car as close as they can to the original.

Chaos erupts among Bracket One's 64 small-tire racers when the light malfunctions on the first race, increasing the danger on the tricky roads.

Bracket 1's losers return for a second chance to win $100,000; past winners Kye Kelley and Daddy Dave try to stay alive, JJ da Boss feels the pressure to win like his Memphis teammates and Cali Nate tries to live up to his reputation.

A fresh round of racers competes in bracket 2, including two champs -- Mega Cash Days winner Brandon James and No Prep Kings 3-time champion Ryan Martin; the event heats up when racers make it clear that nice guys don't win races.

Street racers battle at rough, untested tracks across the country and earn points depending on how they perform.

Street racers battle at rough, untested tracks across the country and earn points depending on how they perform.

With added scenes and bonus features; Bracket 3 racers hope to stay in the competition; Smoke wants a rematch with Petey Small Block; Lizzy and Boosted must run again due to a flagging error; Dennis Bailey and Jason Kowalski represent MSO.

In the fourth and final round, Murder Nova, Scott Taylor and both Boddies make their first runs; Boosted must make difficult decisions, Jerry Bird faces nitrous problems, and Boddie Jr. races against a former teammate.

Four Bracket 4 losers, including Murder Nova, Doc, Jerry Bird and Stephen Chase, face car issues as they get another chance; Jerry still needs help with his nitrous, James Strang struggles to get going, and Jim Howe battles electrical issues.

The sixteen racers in the winners' bracket compete to remain undefeated; Boddie Jr. faces a protest from his teammate, Shelby proves age is just a number, and Tricia battles car problems before a big matchup.

Sixteen racers compete to move on to the next round and win the $100,000 prize; Brandon James defends his title, while Dave and Murder Nova represent the 405; two MSO racers face off.

Racers in the losers' bracket must win additional matches to stay in the game; teammates from California and Memphis face each other, with Murder Nova getting a rematch.

As six racers move into the final night of racing, Brandon James fights for a repeat win, youngster Shelby continues to impress and Bobby gets challenged for jumping on every race; a new Mega Cash Days winner is crowned and earns the $100,000.

The Plastic Cup Boyz are back, but they're a car club with no cars; Kevin decides it's time to get to work on the 1969 Camaro he gifted the club last season; the Boyz visit a car club in Houston, where they learn about SLAB culture.

Kevin, Boss and John visit Detroit Speed to learn about Kyle Tucker's rise to the top of car building and see Kevin's latest build, a 1969 Pontiac GTO named Chocolate Droppa; in Atlanta, Harry and John dive deep into the world of Donks and G-Bodies.

The crew hits Magnaflow to learn about exhausts and choose the right system for their 1969 Camaro; as their signature build continues, the guys realize they need a way to attract buyers, so they plan a car show.

The Plastic Cup Boyz head to Charlotte, N.C., for an adventure; at the NASCAR Hall of Fame, Harry and John meet motorsports racing driver Rajah Caruth and community leader Warrick Scott, grandson of NASCAR's first black racer Wendell Scott.

North Carolina's Paid N Full car club impresses Harry and John with its builds and club practices; back in Los Angeles, the Boyz work with Jason and Bill at Timeless Kustoms to give their Camaro a supercharger, fuel tank, headers, and exhaust.

Harry, John and Boss seek advice from Jimmy Ethridge of Streetside Classics; after a final push, the 1969 Camaro is ready to be fired up; the day of the car show arrives, and it's finally time for the Boyz to show the world their finished Camaro.

The Plastic Cup Boyz head to Charlotte, N.C., for an adventure; at the NASCAR Hall of Fame, Harry and John meet motorsports racing driver Rajah Caruth and community leader Warrick Scott, grandson of NASCAR's first black racer Wendell Scott.