On the Chinese calendar, this year is the Year of the Fire Horse. On the Detroit calendar, 2026 is the Year of Horsepower. More than 100 trucks today produce the same nitrogen oxide emissions as a ...

A lot has changed in seven years, when Daimler Truck North America (DTNA) began working on its sixth-generation Detroit engine, designed to meet the EPA27 ultra-low NOx limit of 0.035 grams per hp/hr.

Detroit Diesel, the captive engine brand for Freightliner and Western Star trucks, announced it will meet 2027 exhaust emissions limits with a combination of mechanical and electr ...

The dual-stage turbocharger-equipped version of Detroit’s new DD8 Diesel engine is ideal for trucks like this Freightliner SD plow/dump, which need more owner for tough vocational work. Photo: Jack ...

Diesel engines have undergone several transformations since they debuted in the early 20th century. What started as a reliable power source for industrial machines has evolved into a high-performance ...

Manufacturers' required DEF derates will soon be less severe. Current equipment may enter limp mode and slow to 5 mph, or stop altogether until a DEF fault is cleared. The EPA's new guidance for ...

The Detroit DD13 engine is now available with new features and power ratings, making the 13L a powerful choice for any highway or job site. Changes to the engine are focused around efficiency, ...