2025 Chevy 6.6 Duramax Mpg. The 2025 duramax appears to be even more bulletproof than the 2023. Our truck tips the scales at 5,770 pounds, with a full tank of fuel and no occupants.

The 2025 duramax appears to be even more bulletproof than the 2023. The 2025 silverado duramax acted as a tow rig for us this week, and actually ended.