Jared and Lou give a '71 Plymouth GTX more power by installing a supplemental planetary gearbox; they tackle a worn-out AC to keep the driver cool.

A 1981 DeLorean gets sound-deadening material to quiet the ride and a back-up camera for safety.

Jared and Loud address how to get a car that's been sitting for a while back on the road.

Upgrading the suspension in a 2010 Audi R8 from factory adaptive suspension to coil-overs.

Jared and Lou explain the difference in a street legal track car and a regular car.

Jared and Lou explain how to diagnose the issues causing a check engine light to go on.

A one-of-a-kind 1968 mid-engine Camaro needs some interior upgrades including new brakes.

The owner of a 1985 Chevy El Camino needs to install a crate engine and new transmission.

Lou and Jared change work on a 1983 Lamborghini Countach 5000S and a 1989 Lotus Esprit.

The guys restore the front and rear suspension on a 1967 Ford Fairlane its original factory setup.

The guys install a front accessory drive on a 1955 Chevy Bel Air.

Jared and Lou install a new air intake and exhaust to a stock engine on a 2012 Cadillac CTS-V.

The guys work on John Cena's 1999 Lamborghini Diablo repli-car.

Jared and Lou work on fabrication and wiring to finish the build of a unique 1999 Mazda Miata.

Jared fixes a clutch problem on his '90s Blazer so he can trade it in for a '20 Corvette Zora C8.

Jared and Lou change out the stock engine on a 2001 Dodge Dakota for a 4BT Cummins.