This decomposition takes place even faster when the engine is exposed to extreme conditions, which reduces the oil's ability to protect the components. On the other hand, synthetic engine oils are ...

While conventional oil typically needs to be replaced every 3,000 to 5,000 miles, synthetic oil can often last up to 10,000 miles or more, depending on your car and driving habits.

Amazingly, all that’s protecting the moving parts inside an engine is a thin ... Lastly, oil inhibits corrosion. Dinosaur juice – or its modern synthetic counterparts – prevents ferrous ...