For instance, 30-weight oil is thinner at high temperatures than 40-weight oil. There are also multiple brands of engine oils available in the market, ...

Engine oil is vital for protecting a car's engine. If your car requires 5W-20, can you use 5W-30 instead? Here's why those numbers are so important.

Most vehicle owners know it is important to regularly have their motor oil changed. Many owners may not know that choosing any oil weight other than the one specified in their owner’s manual ...

Engine oil is vital for protecting a car’s engine. If your car requires 5W-20, can you use 5W-30 instead? Here’s why those numbers are so important.