Misfueling a gasoline car with diesel is one of those mistakes that goes from embarrassing to expensive in a matter of ...

COLUMBUS, Indiana—To comply with 2027 emissions regulations, new powertrains must make performance compromises. Despite the added weight and backpressure of a larger aftertreatment system, Cummins' ...

Diesel engines are torquey and efficient powerhouses capable of outlasting a comparable gas engine. But despite their robust build quality and beefier internals, there are things to avoid if you have ...

When it comes to the three main diesel mills we see in the domestic market, there's Ram's Cummins inline-six mills, and Ford ...

Cummins released details of its 2027 X15 diesel engine, which it says meets EPA 2027 emissions requirements while improving fuel economy — and without adding weight or using more diesel exhaust fluid.

Diesel engines lack the spark of gas engines, both literally and figuratively. They don't need a spark plug since they ignite the fuel using only compression, but also lack the 'je ne sais quoi' that ...

Cummins’ 6.7L Turbo Diesel advanced engine system and powertrain will be offered in the recently announced 2025 Ram 2500; 3500 heavy-duty pickups; and Ram 3500, 4500, and 5500 chassis cab trucks.

You can shovel snow out of the driveway all you want, but if your vehicle isn't up to the task of living somewhere that gets particularly cold in the winter, you'll still find yourself stuck at home.

The Environmental Protection Agency (EPA) has issued new guidance regarding diesel exhaust fluid (DEF) systems in diesel engines that cause trucks and tractors to enter "limp mode" when DEF levels are ...