2024 Duramax Diesel Engine. The truck's l5p duramax diesel engine received a substantial bump in power and torque thanks to a stout list of upgrades, including a new turbocharger, improved piston design, enhancements to. More info is leaking out of chevrolet about the coming 2024 silverado hd models.

Let’s dig down to see what has been done to improve the duramax. 95 percent of peak torque happened at 1,250 rpm.