Motor oil is one of the most important fluids in your vehicle. The purpose of motor oil is to reduce friction and keep a vehicle's engine clean and corrosion-free. Another critical function is to ...

How many times have you found yourself staring blankly at the motor oil rack at your local auto parts store, unsure what to buy? The fact is, most people are still unsure whether choosing synthetic ...

I’ve been getting a lot of mail regarding using synthetic motor oil in vehicles. Questions such as: Should I use synthetic oil? Does it work better in some cars than others? Does it cost more? Do I ...

As any car owner will tell you, routine maintenance on any automobile can be extensive and, depending on where you go, expensive. Road-ready tires, new filters, fresh coolant, and more need to be ...

Technically, the first synthetic oils were produced in 1877, which was about a decade before the first patented motor car arrived in 1885. Despite this, the former didn't find its way into the latter ...

Preventive maintenance expenses are increasing as more OEMs require the use of more expensive synthetic motor oil for new models, which costs about 60% more than traditional mineral-based motor oils.

Q: Is synthetic oil worth the extra bucks? – F. Akerman, Gulf Shores, Ala. A: We’ll go full weasel here and answer with a firm maybe. So-called synthetic oil is more stable and more likely to remain ...

Synthetic engine oil typically costs 2 to 4 times as much as conventional mineral oil, but it is definitely cheaper than an engine or a vehicle. The US military exclusively uses synthetic oil in all ...

Can you use synthetic oil in old cars? Can synthetic oil cause leaks? Sponsored by Mobil 1 motor oil – You can find Mobil 1 synthetic at a wide variety of retailers and service stations near you. <a ...

We noticed an interesting tidbit during research for our story on how to make your car last 200,000 miles. While reaching out to respondents to our Annual Auto Survey for tips and scouring our car ...

A persistent debate around synthetic motor oil is whether it can be used in old cars. In this Engineering Explained video, Jason Fenske clears things up. The video is part of a series sponsored by ...