In The Garage

Farmtruck and AZN head to Kansas to fish with the new and improved Gonorail; back in Oklahoma, Ryan and Dominator repair broken cars in preparation for list racing, but when a driver gets out of control, the evening is brought to an abrupt end.

Monza gets a chance to come for the list after his wreck; Shawn makes plans to get back into the top five; Farmtruck and AZN find a fun use for discarded airbags; things heat up on race night as drivers make up for lost time.

Farmtruck and AZN invite the 405 racers out to Willow Springs International Raceway for a road race competition; the racers pair up to compete in a time-attack competition in which the pair with the fastest combined times will take home $10,000.

Ryan Martin looks over his car, while Chief and Dave push each other in a testing session, as they get ready for another chance at being number one; when it's time to race, the racers fight to move up the list until broken cars slow everyone down.

The custom leather design for the Lugz bike poses new challenges for the crew.

The guys at OCC try to build the first bike powered by natural gas; Paul Jr. is trying to get his new company off the ground; Mikey questions his role at Orange County Choppers and his relationship with his father.

Orange County Choppers break ground on a new world headquarters; Paul Sr. challenges Paul Jr. to a build-off.

Paul Sr. and Paul Jr. continue their competition to build the next production bike.

The team creates an industrial-themed bike for the Manitowoc Crane Group; Mikey lectures a group of second-graders.

The crew scrambles to get bikes built for a showcase after being singled out for a prestigious award.

The team works on a penguin-theme chopper in the new shop.

Paul Jr.'s free-form style inspires a chopper honoring the New York Giants; OCC prepares for the grand opening of its new headquarters.

The guys at OCC try to build the first bike powered by natural gas; Paul Jr. is trying to get his new company off the ground; Mikey questions his role at Orange County Choppers and his relationship with his father.

The guys at OCC try to build the first bike powered by natural gas; Paul Jr. is trying to get his new company off the ground; Mikey questions his role at Orange County Choppers and his relationship with his father.

Life at OCC changes now that Jr. and Mikey have been squeezed out of the business; the guys build a bike for the Saginaw Chippewa Indian tribe.

Paul Sr. and his sons form a truce to appear on "Larry King Live"; Paul Jr. heads to the Midwest for his first solo appearance since leaving OCC.

Lee returns and discusses Senior's relationships with his sons.