How diesel twin turbos and variable twin turbochargers work. Variable twin turbos have two different size turbochargers, one to provide boost at low RPM, and another, larger turbo, to provide boost at ...

Turbocharger use is more prolific than ever, and understanding how one works explains why it's such a popular choice.

About a decade after Rudolf Diesel came out with the namesake engine, someone had the great idea to stick a turbocharger onto the diesel engine, creating the turbo diesel. As it turned out, the ...

Turbochargers are one of the best methods for extracting more power out of an engine with less total displacement. Unlike a supercharger, which compresses air at the intake stage and runs off a belt ...

In 2016, BMW unveiled its 3.0-liter inline-six quad-turbo diesel engine. The story behind it isn't quite as important as where BMW got its brand name from, but the B57S (or B57D30S0, as it was ...