Citgo Petroleum Corp. has introduced its new Citgo QuatraSyn synthetic transmission fluid, which it said is engineered “to deliver unsurpassed performance” while helping heavy-duty powershift and ...

Petro-Canada Lubricants DuraDrive HD Synthetic 668 Transmission Fluid is compatible with Allison Transmissions’ TES 668 drain standard set to take effect Jan. 1 for its on-highway automatic ...

Your car's transmission is one of its most important components, which means you'll want to take good care of it. Like most of your vehicle’s mechanical systems, a transmission requires quality, ...

Has your car’s transmission suddenly started acting up? Is it shuddering while you’re on the road, or struggling with harsh gear changes? It’s time to check out what’s happening under the hood.

Changing your car's transmission fluid is an important part of its periodic maintenance. You can take it to a shop, but DIY ...

Manuals are a dying breed in the modern car market. Especially in North America, most of the cars that are sold have an automatic transmission, but we're not here to talk about manuals vs. automatics.