Thornton Transportation owns this 2007 Peterbilt 379, which is driven by Chris Farris. The rig sports a 550-hp Cat C15 and an 18-speed Eaton with 3:55 rears. Most of the truck is standard, but Farris has added cosmetic upgrades to the interior, along with additional exterior lighting and chrome trim. The trailer is a 2013 Heil 9,100-gallon polished tanker. Farris is based in Lincoln, Ill.