General Motors made its plans for electrification clear when it unveiled its Ultium battery technology back in 2020. Now, we're getting another peek at what will make Ultium vehicles tick -- ...

General Motors on Tuesday revealed more about the motors and propulsion systems that will power a generation of Ultium-based electric vehicles. Motor design and efficiency is an unsung hero in the ...

At TopSpeed, William Clavey is Editor-at-Large, where he focuses on authority and exclusive content, reviews, news articles, features, and opinion pieces all while sharing his passion for everything ...

Tula's combustion DSF/DFM systems have proven smooth and reliable in over a million V-8 Chevy and GMC trucks so far. To find out how seamlessly Tula's new DMD works in a zero-cylinder electric car, we ...