General Motors has been using Duramax diesel engines in certain workhorse models for nearly a quarter century. The 6.6-liter V8 version which powers Chevy Silverado 2500/3500HD and GMC Sierra Heavy ...

Chevrolet Performance launched the naturally aspirated 6.6L V8 L8T crate engine back in December, offering up the same capability provided by GM’s heavy-duty pickup trucks, but with availability to ...

Gearheads toiling at General Motors may just have another speed trick up their corporate sleeve for the mighty Chevrolet ...

A recently published patent filing is offering an unusually clear look at what appears to be the next-generation Chevrolet ...

When it comes to heavy-duty diesels, enthusiasts and truck owners inevitably circle back to the best American diesel engines: Ford's 7.3L PowerStroke, Dodge's 5.9L Cummins, and GM's 6.6L Duramax. If ...