Champion Oil, a global leader in development and manufacturing of top-tier synthetic lubricants, announced today a new user-friendly fuel economy calculator for diesel fleets on its website ...

DETROIT - The diesel engine is back. Five automakers revealed plans at the North American International Auto Show to introduce fuel-saving diesel engines in cars and trucks. Mercedes-Benz ...

If you have access to biodiesel, running a moderate biodiesel blend in your diesel engine may provide slightly better fuel economy and acceleration than conventional diesel, while costing about ...

The all-new 2021 GMC Yukon offers a fresh diesel engine option. Now, the EPA has released official fuel economy ratings for diesel-powered GMC Yukon models.

If a hybrid drivetrain is designed with fuel economy in mind, it's only natural to pick a diesel engine instead of gasoline. Diesel engines are inherently more efficient for several reasons.