2024 Duramax Diesel Hp. 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. Take a look at what has changed, and the other.

6.6l duramax diesel timeline identifying factory horsepower and torque ratings for 2001 to current applications. The increased power has increased.