General Motors' Duramax diesel engine lineup has been powering GM trucks and SUVs and enthralling gearheads since its original release in 2001. While the most famous member of the Duramax roster is ...
For starters, the 3.0L Duramax delivers 277 horsepower at 3,750 rpm and 460 lb-ft of torque at 1,500 rpm. The 3.0L EcoDiesel delivers 260 horsepower at 3,600 rpm and 480 lb-ft of torque at 1,600 rpm.