It never pays off to save your money on motor oil. Good quality motor oil can increase the engine\u2019s performance and improve its functions. However, there are a few factors that you should consider before buying engine oil. First of all, choose a motor oil with an API certificate. A brand that displays the starburst symbol on the package. The American Petroleum Institute conducts tests in their laboratories to determine the oil\u2019s ability to protect the engine. Another very important thing is to buy a motor oil that is recommended for your car. What does it mean? There are different indications of motor oils which refer to the viscosity (thickness) of that certain oil. The most popular and common engine oil is the 5w30 oil. This kind of oil is used in diesel and light-duty petrol machines. The \u201cW\u201d letter stand for \u201cwinter\u201d and the numbers show the viscosity grades. The climate you live in matters in case of motor oils, because the seasonal temperatures influence the engine in your car. For example, this 5w30 oil work well in lower temperatures such as -30\u00b0C (or -22\u00b0F) and in higher temperatures as 35\u00b0C or 95\u00b0C. This type of oil flows easily during cold winters, and on the other hand it can maintain a safe viscosity during hot summers. The 5w30 oil is the most universal motor oil because of the large variety of engine types and a wide range of temperature conditions it can perform well with. Motor oil should protect the inner components of the engine by protecting it from rust, dirt etc. and by lubricating the inner parts. High quality engine oil for your car can extend its lifetime, so you can use it for many years to come. How much does a motor oil cost? It mostly depends on the brand and factors such as the type of the oil. You shouldn\u2019t buy the cheapest oil without attests and API\u2019s signature, because you can easily destroy or damage your car. If you want to buy a motor oil for your car, you can read the raking below. On the list you will find the 5 best 5w30 motor oils.<\/p>\n","protected":false},"excerpt":{"rendered":"