About five years ago, Stefan Clapa took a ride in an 11-second Duramax pickup—a novelty back then. As soon as the pedal hit the floor, he knew he couldn’t get enough of it: the torque, the power, the ...

Every now and then, you’re at the right place at the right time, and it changes your life. For 38-year-old Stephen Dillman of Ingersoll, Ontario, Canada, that’s how he recalls discovering trucks.