Chuck Armes of Oakland, Calif., owns this 2003 Pet

Chuck ArmesChuck Armes of Oakland, Calif., owns this 2003 Peterbilt 379, to which he has added an 18-in. bumper, 8-in. straight pipes and a 14-in. drop visor. The truck is powered by a 550-hp Caterpillar and an 18-speed transmission. Armes hauls contaminated soil within California.