A tour of California features a ride with a legendary motorcycle club; a visit with east Los Angeles hot-rodders; an exploration of the Ridge Route; and a look inside a secret vault at the Petersen Automotive Museum in Los Angeles.

Baseball player C.J. Wilson, automaker John Hennessey and actor Laurence Fishburne discuss their passion for cars.

Jay explores rough terrain with off-road racer Amy Lerner and races ventriloquist Jeff Dunham in an amphibious car. Also: a look at designer Baron Margo' creations.

Jay drives a fire truck through the winding streets of San Francisco; races an Abrams tank at Fort Irwin in California; travels at high speeds with the Secret Service; and examines an alternative to the postal truck.

A look at famous rivalries in the automotive industry. Also: Jay races a driverless car from Audi; and discusses the spirit of competition with racing legend Mario Andretti.

A look at vehicle design includes a visit to Keanu Reeves' motorcycle studio; and a study of aerodynamics at a racetrack. Also: Jay learns the process of making-and wrecking-movie cars; and designs his own car.

Francis Ford Coppola is interviewed. Also: Jay drives a 3-D printed car; and observes vehicles that can go over 3000 miles per gallon.