Discovery Turbo

Two wheels battle four as Jeremy Teasley rides a pro street bike against a Chevy Camaro.

Two insanely powerful drag-racing motorcycles swap their drag slicks for mud tires.

With iconic Peugeot 205 GTI's more in demand than ever and prices rocketing, Drew and Paul gamble on restoring an insurance right-off.

Richard Rawlings invests in a struggling garage, Scotty's Automotive, in Texas. The owner must break his hoarding ways for Richard to make his money back.

When Fred and his crew hear that Yellowstone Off-Road Racing is holding a 200-mile race on a Montana ranch, they pick up a Toyota 4Runner in order to modify it, and get it race ready.

Fred and Dave head to a friend's ranch and discover their old van derelict. They are determined to transform the 1979 Ford van into a ranch truck that their friend will be proud to drive.

Several clients pick up their newly-customised vehicles, from Paris Hilton's pink Bentley to musician Evan Seinfeld's Escalade/limo and his wife Tera's new, improved Smart car.

David Newbern and Mike Cotten use their knowledge and resources to transform cars and make them better, faster and stronger on a budget.

Johnny and Dalton Gullo hope to make it a family affair in the main event, while disqualified drivers Ryan and Katy Sweat argue with officials.

An excited Drew and Paul get their hands on what has become known as \"the poor man's Porsche\.

Richard Rawlings and Russell Holmes are off to see Westside Hot Rod shop in Los Angeles. They have less than a week to tame the wildcard Hot Rod Shop owner.