The Duramax name is not a new one, having first arrived on the scene back in January 2001. This wasn't a 3.0-liter inline-six; the Duramax was a 6.6-liter V8 diesel turbo engine designed to power GM's ...

The GM L5P Duramax is a turbo-diesel engine produced by General Motors for use in full-size heavy-duty (HD) pickup trucks. Displacing 6.6 liters in a V-8 configuration, the L5P is part of a new ...

Full-sized pickup trucks need large engines in order to keep up with the tasks such trucks are often required of. Towing, hauling, and off-roading demands a lot out of an engine. The high load leads ...

If all the diesels currently available, Duramaxes are among the kings of big-horsepower programming. There are many programmers out there offering 150-plus horsepower at the wheels, with some even ...

A perennial competitor to Ford's Power Stroke V8 and Ram's Cummins turbo diesel inline six-cylinder engines, the 6.6-liter Duramax is one of the most popular diesel powertrains for heavy-duty trucks, ...

When looking at heavy-duty trucks from a few of the biggest industry players like RAM and Chevy, one deciding factor is which ...

GM Duramax engines are a series of turbo-diesel engines produced by General Motors for use in pickup trucks, SUVs and vans. First introduced in 2001, Duramax engines range from four, six and eight ...

Though not the first electrically controlled diesel in the light-duty market (the Ford 7.3L Power Stroke was), the General Motors 6.6L Duramax is recognized as one of the most sophisticated. It boasts ...

The L5P Duramax diesel V8 is what powers heavy-duty work trucks like the 2025 Chevy Silverado 2500 HD and is an amazing powerhouse. It didn't exactly start off that way back in 1984 when GM first ...

I wasn’t going to write this. I’ve refrained ever since I saw the rumor emerge about a week ago. But now that people are still talking about the so-called “big-block” Duramax, I feel like it’s time to ...