Chevy's 6.6L Duramax offers high performance and lousy MPGs. If you want a comparable diesel engine with better gas mileage, ...

The Chevrolet Silverado HD — and its corporate twin in the GMC Sierra HD — can be had with either a standard 6.6-liter gasoline V8, or the optional 6.6-liter Duramax turbo-diesel. Opting for the TD ...

Equipped with a 3.0L Duramax diesel engine, the Silverado 1500 RST delivers impressive towing capacity and payload, ...

Chevrolet is finally catering to fleet operators and businesses that would love the Duramax inline-six diesel in the cheapest ...

In the diesel engine arena, there are, arguably, few powerplants held in quite as high a regard as the vaunted 6.6L Duramax. The turbocharged beast is the brainchild of General Motors who, in 1998, ...

A Chevy Silverado with a Tennessee vanity license plate bearing the letters "LBZ". - Tennessee Torque/YouTube The Chevy LBZ is often considered the "Holy Grail" of Duramax diesel engines, often ...

General Motors' turbocharged 6.6-liter Duramax diesel V-8 is engineered to stand up to hard work in heavy-duty truck applications, but it comes from the factory with a cast-iron block and aluminum ...

Almost two decades ago General Motors was on the verge of launching a revolutionary new engine that could have rewritten the history of pickup trucks. It didn’t happen. This isn’t an over exaggeration ...

A front-end view of a gray 6.6 Duramax GMC Sierra. - Jonathan Weiss/Shutterstock If you own a truck with the 6.6L Duramax diesel, you already know what it costs to feed it. The engine makes 470 ...