2024 6.6 Duramax Mpg. The 2024 zr2, despite weighing an extra 145 pounds and wearing goodyear wrangler territory mt tires, dispatched 60 mph in 6.8 seconds and cleared the quarter. 2024 chevrolet silverado hd 6.6 duramax diesel updated:
The 2024 silverado 2500hd crossed the beams in 14.9 seconds at 93.1 mph, easily beating both of those trucks. Does anyone have any real world data on the 2024 6.6 gas v/s 6.6 diesel fuel economy.