The answer to whether your car needs an oil cooler will depend on multiple variables. Excess heat, such as when an engine overheats, can easily damage or kill any gasoline or diesel engine. It's why ...

Anyone remotely familiar with diesel engines understands the importance of oil and coolant, as they are the lifeblood of the powerplant. Oil lubricates, water cools—and one without the other typically ...

Under normal circumstances, most modern engine oil and gasoline brands work fine on their own to keep your engine running smoothly. But there may be cases where even the best of them could use a ...