From 9-to-5 gridlock to race track tomfoolery, great synthetic motor oil will ensure your engine will never miss a beat. They’re typically more adaptable to various weather conditions than most ...

These best motor oils will help protect your engine and keep it running smoothly all year long, no matter your budget.

Diesel engine oil is vital for optimal performance, and with so many options, it can be confusing to know which viscosity to use. Luckily, we're here to help.

Some thoughts on oils used to lubricate gasoline-fueled engines: 1. The latest, “highest” API (American Petroleum Institute) rating for oil used to lubricate spark-fired engines is “SN ...

CARS.COM — We’ll pull no punches in saying it: Engine oil is a crucial thing to keep tabs on from a maintenance perspective. That means you should check your vehicle’s engine oil at least ...

Get the inside scoop on everything you'll need to know about your vintage Mustang's engine oil and its need for zinc. More details along with photos only in Mustang Monthly ...

In addition to taking a closer look at engine health, an oil sampling program can lead to longer drain intervals, which reduces costs and frees up technicians to take on other projects.

If an engine isn’t burning or leaking oil, or if it uses, say, less than a quart over 6,000 miles or so, switching to high-mileage oil may not be worth the extra cost for you.

Recalled trucks and SUVs with GM's 6.2L V8 L87 engine get a new, thicker oil if they pass an inspection. Here's what you need to know about the oil.