This 2022 Peterbilt 389 is the first 389 custom ordered by 34-year-old Carl Womack. The rig, nicknamed "Lemonade 2.0," features a 605-hp Cummins X15 with an 18-speed and 3:08 rears. Womack's ...

This 2022 Peterbilt 389 is owned by Douglas Schmincke, owner of Manchester, Maryland-based KAS Trucking. The truck is powered by a Cummins X15 with an 18-speed. It features painted tanks and penny ...

Case in point, this 2023 Peterbilt 389 Day Cab (now a Custom Sleeper ... we know it’s packing a Cummins X15 turbocharged six-cylinder diesel engine, and a new one at that.