Heavy Duty Trucking has honored 20 trucking operations as HDT Top Green Fleets for 2025 for their role in leading the industry in sustainability, from alternative fuels to top mpg to zero-emission ...

Fuel efficiency is always top of mind. Cummins is delivering measurable gains with the new Cummins X15 GHG 27 engine—up to 4% improvement from the base engine, with an additional 3% to 4% possible at ...