NOLN speaks with two Pennzoil experts about the release of four new engine oil types.

This is how Nissan is composing sounds to add to electric vehicles at low speeds. Cars in the U.S. will be emitting those notes soon enough.

The transmission is available in one-bolt and three-bolt adapters for models between 2007 and 2010.

Achates Power has announced that it was awarded $2 million in funding from the U.S. Department of Energy's Advanced Research Projects Agency-Energy for the development of a highly-efficient opposed-piston engine for hybrid vehicles.

The new 2.0-liter gas engine features variable port and direct injection, an increased angle between the valves and a more thorough and rapid combustion process. 

For the first time ever, four of the winners on WardsAuto's "Best Engines" are electrified—and two aren't engines at all.