In the full-size truck segment, the Big Three in Detroit offer three distinct V8 turbo diesels. At the very top of the spectrum, the Ford Scorpion 6.7-liter Power Stroke develops up to 500 horsepower ...

General Motors has long been a name associated with producing powerful cars, trucks, and SUVs. But since 2000, GM's diesel power has pretty much been personified in the turbo-charged Duramax diesel ...

It's no secret that two turbos on a diesel engine are significantly better than one, but the problem is getting an extra turbocharger to fit. The six-cylinder Cummins engines have lots of space in the ...

The 2024 GMC Sierra AT4X is getting an upgraded powerplant for the new model year. Where it once solely featured GM’s 6.2-liter V8 truck engine, it’s now set to offer Duramax diesel power as standard.

Named after German engineer Rudolf Diesel, the compression-ignition motor used to be extremely popular on the Old Continent until the Dieselgate scandal came to light. On the other side of the ...

The Duramax 4.5L V-8 LMK was a turbo-diesel engine developed by General Motors for use in full-size half-ton pickup trucks, but never brought to production. In 2008-2009, General Motors announced that ...

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 ...

The last time Chevrolet offered a straight-six engine was in the '08 Trailblazer. That fuel-injected 4.2L gas-burner made 273 hp and 277 lb-ft of torque, with a combined EPA fuel economy rating of 16 ...