What might be excellent for a single car might not be great for a different so before you buy you will need to be certain you're making the ideal petroleum option for your car potential.
All engine oil is made from base oil with additives included but not all engine oil is exactly the same. Traditional oil comes from crude oil, which stems from the floor. http://czechinthekitchen.com/tag/knedliky/ Find out more info here about motor oil.
It's a couple of drawbacks to its use, however. For something, once the temperature exceeds 240 levels it may break down and contribute to oxidation that raises the wear on your vehicle's engine.
Another disadvantage to petroleum or conventional oil is on the other end of the temperature spectrum.
Very low temperatures such as -40 can make it too thick to flow through your engine correctly. And low temperatures can cause sludge to form which is the kiss of death to many engines. This oil needs to be changed every three thousand miles but it is less expensive than its manmade synthetic oil.
Synthetic oil which is manufactured in a lab has the advantage of flowing easily in all temperatures and can let you go longer- five to seven thousand miles to be precise- between oil changes instead of the traditional three thousand miles.
The con to synthetic oil is the higher cost but once you figure your longer life span between an oil change that cost is only about 60% more than conventional motor oil cost.