It may not be mainstream yet, but nitrous oxide is a great way to provide a performance boost for your street-driven or racing diesel truck. Tired of turbo lag and looking for a quick kick in the ...

There's a lot of talk about so-called clean diesel, which in North America means any diesel that meets tailpipe emissions standards that went into effect seven years ago. Those standards, known as ...

When you think of the BMW M4, you picture a high-revving twin-turbo straight-six, not something belching out black smoke with nitrous in the boot. But in one of carwow’s latest drag races, a ...