2024 Chevy Duramax Hp Specs. Use this chart to identify the factory output ratings for your duramax. The new specifications on the 2024 chevrolet silverado hd include a bump of 25 horsepower up to a total of 470 hp at 2,800 rpm.
From a previous 445 hp at 2,800 rpm, chevrolet engineers have increased the l5pโs power to 470 hp. Improved styling, an upscale interior, and more powerful duramax engine make the refreshed silverado.