The frame carries Peterbilt ... custom-built for the truck, coupled with an 18-speed. It features compound turbos and is painted to match the truck. Stacks are Dynaflex five-inch miter-cut “359 ...

As was the case for 2025 Build-Off champ Luke Rethwisch, Davis Brothers' canvas for the competition was a 1987 Peterbilt 359. Yet it's one with some custom-rigs notoriety, given its owner is ...