2025 Duramax Diesel Truck. 2025 chevy silverado 1500 duramax is last diesel standing. Chevrolet has made big improvements to the 2025 silverado hd 6.6 duramax turbo diesel.

Looking at a new 2025 at4 and just curious if the 10 speed transmission helps with mpg. 2025 chevy silverado 1500 duramax is last diesel standing.