Many have asked this question and in this article, we hope to get you an answer. What is dexos 1? Approximately every 5 years, a new service category is placed on engine oil. The reason behind this is that auto...
The Petroleum Quality Institute of America, PQIA, recently tested products offered by Petroleum Service Company. The mission of PQIA is to protect and educate consumers on the lubricants they are purchasing. PQIA will...