Introduced by the 2011 model year Super Duty, the 406-ci turbo diesel is the most powerful and torquiest heavy-duty truck engine at press time. It easily beats the Cummins straight-six mill of the Ram HD, and it also makes easy work of the L5P version of the Duramax. Positioned above...
TheGMC Sierrais virtually identical to the Silverado, but it’s slightly behind the Chevy in fuel economy. Equipped with the same Duramax diesel engine, the Sierra gets 27 mpg combined and 30 mpg highway, with the same 23 mpg city as the Silverado diesel. Power output for the Duramax dies...
2019 Chevy Silverado 1500 Duramax/ GMC Sierra 1500 Duramax The next-gen Silverado 1500 and Sierra 1500 will offer a 3.0L inline-6 Duramax turbo-diesel engine sometime in calendar year 2019. 2020? Ram 1500 EcoDiesel The 3.0L EcoDiesel V6 is coming back to the new Ram 1500, but Ram says...
GM's truck-based sport utility vehicles also have a huge advantage over direct competitors, that advantage being an optional turbo diesel inline-six engine. Dubbed LZ0, the successor to the LM2 is a Duramax-branded workhorse with 10 percent more power and 7.6 percent more torque t...