2025 Chevy Duramax. 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. Our 2025 chevrolet silverado 1500 zr2 proves that sometimes bigger isn’t always better.

From delivering legendary power and. Gale starts by saying, “this is data that you won’t find on a spec sheet!” this new engine will be available in the 2025 chevrolet silverado and gmc sierra.