Internal combustion engines are incredibly complicated machines that many of us interact with on a daily basis, but don't completely understand. You get in your car, turn the key or push the start ...

We all know diesel engines produce Earth-moving torque to outclass gas engines in pulling power and heavy-duty workloads. We also know that diesels could outlive a similar gas engine, given proper ...

We continue satisfying curiosities—some simple, some not-so-simple—about diesels, with this quick look at what might be one of the most unnerving mechanical problems a truck owner ever wants to ...

There's just something undeniably thrilling about the sound of a well-tuned diesel engine exhaust. Among all the ways you can upgrade your diesel truck, the exhaust modifications are what give your ...