When shopping for and researching the best possible oil for your car, two options will likely come up a number of times: Royal Purple and Pennzoil Ultra Platinum. While oil specifics might not ...

Key brands within the consumer portion of Royal Purple® include: High Performance Motor Oil, HPS®, HMX®, Max EZ®, Max Gear®, Max-Clean®, XPR®, and Duralec Super™. The Company intends to ...