Detroit makes a selection of seriously heavy-duty diesel engines. But what's the baddest of them all, and which trucks have one under the hood?

There has been some talk about the inline-six engine making a comeback, and Detroit Diesel Corporation has long recognized its utility, designing the DD15 with an inline 6-cylinder configuration ...

From the Mercedes-Benz 300SL to the Nissan Skyline GT-R, many classic sports cars have used an inline-6 engine. These are the best, in our opinion.

The newest Detroit diesel engine from Daimler Trucks North America gives medium-duty fleets a higher-horsepower option for tough vocational applications.

Stellantis announced a new engine family, called Hurricane, for rear-wheel-drive platforms even as the company targets 50% EV sales by 2030.

These hulking diesel engines power the economy with massive torque, hundreds of horsepower, and hard-driving reliability.

The Detroit Diesel DD13 is a 12.8L inline-six engine designed to put out 470 hp at 1,800 rpm, along with a steady 1,650 lb-ft of torque that starts at just 1,10 ...

After nearly five years and $1.5 billion in development, the new heavy-duty Detroit Diesel DD15 engine was unveiled Oct. 19 at the company’s plant in Redford, Mich. The six-cylinder, inline DD15 ...

The most surprising powerplant is the 3.0-liter Duramax, an inline-six turbo diesel paired with the Hydra-Matic 10-speed automatic.

Detroit Diesel Corp. has announced that its DD13, DD15 and DD16 diesel engines have been formally certified by the EPA as meeting 2010 emissions regulations.

Family SUVs demand gas engines for long road trips, yet the CX-90 is still “electrified” — to use that hip term — as the inline-6 offerings are paired with a 48-volt battery. The so-called ...

In an age when most automakers opt for the V6 or inline-4, BMW keeps chugging along with its inline-6 engine. Which version is more reliable, B58 or M54?