2024 Chevy Duramax Hp Gain. Increased horsepower and torque without leaving an ecm footprint. From a previous 445 hp at 2,800 rpm, chevrolet engineers have increased the l5p’s power to 470 hp.

I ordered a 2024 silverado 1500 with the duramax lz0, max trailer and standard length bed. Here’s why 70% of hd.