Detroit Diesel last month rolled out its sixth-generation engine platform—updated DD13, DD15, and DD16 engines that will meet ...
Though automakers like Stellantis, Mazda, BMW, and Mercedes-Benz are keeping a few straight-six engines alive in 2025, there are currently just two straight-six diesel powerplants left on the market.
The last remaining light-duty diesel-powered pickup truck in the US for the 2026 model year: the Chevrolet Silverado 1500.