Mineral oils are made from naturally occurring crude oil which is refined and processed to remove waxes and impurities. Mineral oils tends to be found in the thicker viscosity grade of engine oils.
When your car is running, by-products from fuel combustion are created. Over time, these contaminants can build up and impact the performance of your engine.
Using a high-quality engine oil will ensure that your engine is cleaning itself as you drive, improving fuel economy, protecting important components and ultimately extending the overall life of your engine.