The 6.6 Duramax is the senior of the two ... although it can't match the power of the new 6.7 Power Stroke. The newest Ford Super Duty pickup trucks offer a choice between standard output and ...

General Motors' Duramax engine is one of the most legendary diesel engines, next to Ford's Power Stroke and the Cummins diesel engines in trucks like the Dodge Ram. But while it may not have the ...

The first big news is that the Duramax 6.6-liter turbo-diesel V8 used in various heavy-duty applications has been revised to meet the new standards. General Motors made two big announcements today ...

TONAWANDA, N.Y. – General Motors Corp. will introduce a new, state-of-the-art 4.5L V-8 Duramax turbo-diesel that improves engine fuel efficiency by 25 percent, reduces CO2 emissions by 13 ...

In 2019, General Motors introduced the Duramax 3.0 diesel engine in its lineup, which could outperform or match its rivals in power and towing capacity. Several years later, in 2023, the inline ...