When you cut to the basic principles of heavy-duty trucks it comes down to return on investment: maximum mpg, meeting emissions requirements and the truck running at optimum conditions and ...

Vehicles, like every other mechanical body of work that has ever been put together, require regular maintenance to stay in optimal shape. The magic is in the boring details; Routine procedures like ...

Diesel engine oil additives are popular add-on layers of protection, but many of their cornerstone benefits are already engineered into base lubricants. Brian Humphrey, OEM technical liaison for Petro ...

Fleets and independents take note: experts warn that the impending switch to ultra-low-sulfur diesel (ULSD) this fall will require you to more closely monitor how the fuel behaves in your tank, as ...

Drivers reach for gas additives with the hope of squeezing more life, efficiency, or power out of an engine. The pitch sounds simple: pour in a small bottle, drive, and let chemistry work things out.

The Intergovernmental Panel on Climate Change (IPCC), a United Nations body for assessing the science related to climate change, has released the first part of the Sixth Assessment Report. The full ...