The 6.7L Cummins inline-six diesel has powered pickup trucks for 30+ years, evolving from 5.9L origins to today's 430hp Ram ...

When you look at total cost, the 2026 GMC Sierra 1500 Denali with the 3.0-liter Duramax turbo-diesel engine costs less than ...

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

Volvo Trucks North America’s D13 2027 EPA diesel engine is designed to meet that moment without trading the performance, fuel ...

Diesel engines and gasoline engines are so fundamentally different that it’s possible to do real damage simply by filling up your car with the wrong fuel. Converting a diesel engine to actually ...

Internal combustion engine blowby, whether gasoline or diesel, occurs when part of the compressed mixture of air and fuel leaks past the piston rings during the compression or power strokes of a ...

A brutal engine torture test is reigniting debate around Ford’s legendary diesel trucks. From contaminated fuel to extreme abuse, the aging 7.3-liter Power Stroke refused to quit, reminding ...

Diesel engines are torquey and efficient powerhouses capable of outlasting a comparable gas engine. But despite their robust build quality and beefier internals, there are things to avoid if you have ...

Dieselgate started back in 2014, but it has never really ended, as more and more allegations roll in of defeat devices across the diesel spectrum. From VW and Daimler to Cummins and Bosch, the EPA, ...

Fans of diesel-powered pickup trucks may remember the 7.3-liter (444-cubic-inch) Powerstroke that Ford introduced in the 1990s. It's one of the largest oil burners ever fitted in a production model.

The Audi Q7 has been proudly carrying a diesel engine for over a decade and continues to do so in its latest version.