Engine manufacturers using selective catalytic reduction (SCR) emission control technology have new federal guidance allowing them to more gradually “derate” systems when diesel exhaust fluid (DEF) ...

Since 1989, RAM (earlier Dodge RAM) has been using engines made by Cummins on their popular pickup trucks. The journey, which started with the first generation 5.9-liter 160 hp turbo diesel, has ...

Starting in 2011, Ford and General Motors began using Bosch Mobility CP4 pumps to provide high pressure fuel to their diesel engines. GM used the pump on its 6.6-liter LGH and LML Duramax diesel ...

Conventional wisdom says that if you want power and performance, you go for gasoline. The real truth is that you can go plenty fast on diesel, too. The 2023 Ford Super Duty demonstrates this in spades ...

With the release of the 6.7-liter Power Stroke diesel in Ford’s F-Series engine arsenal, it has blasted past both Chevrolet and Ram in terms of torque. Yeah, 1,200 lb-ft of torque is amazing. That’s ...

The Super Duty's engine count now stands at four. The 2023 Super Duty adds a brand-new 6.8-liter V-8 gasser and a super mega beefy high-output version of its 6.7-liter Power Stroke V-8 diesel. (Only ...