How much does it cost to have your car customized by west coast customs?

Justin Bieber's Batmobile like Cadillac cost 30,000 in labor and 70,000 for the car and parts. They charge around 100/hour per tech regardless of how many are working on it at the same time. At that rate it took a combined 300 man hours between all the tech specialists to complete Justin's car. They also make additional income for mark up on custom built parts.