The story behind BMW's unique quad-turbo diesel engine, its impressive performance, and how it stacked up against its rivals in the X5 M50d.

It's been a long time coming, but the wraps are now off Chevy's first diesel-powered passenger car since 1986. The 2014 Chevrolet Clean Turbo Diesel model is being unveiled today at the Chicago Auto ...

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 ...

From the October 1982 issue of Car and Driver. Truths about the new Audi 5000S Turbo Diesel are a lot like children: they're everywhere you turn, but they're mostly underfoot. Feel free to take this ...

COLUMBUS, Ind.--(BUSINESS WIRE)--Today, alongside their partners at Ram, Cummins Inc. (NYSE: CMI) unveiled the new 2025 6.7-liter Turbo Diesel Pickup engine system for Ram Heavy Duty, their most ...