Diesel never caught on in the United States of America because it’s not as fun as its high-octane counterpart. Even though diesel is popular in Europe because it’s cheaper than gasoline, the U.S.

Diesel-powered pony cars—so perverse and unnecessary that I have to admit I'm intrigued. The real question is, what's filthier: the fumes pluming out of these exhaust pipes or the grandiloquence ...

There is more than one reason you might want to buy a diesel pickup truck. For towing and hauling, there is almost no substitute for a torque-rich oil burner. And for fuel economy and engine longevity ...