Pennzoil Platinum High Mileage SAE 5W-20 is a full synthetic motor oil made with natural gas that's formulated to reduce oil burn off and stop leaks in engines with more than 75,000 miles and offers the same protection as SAE 5W-20. Pennzoil Platinum High Mileage motor oil protects engines from loss of horsepower, offers excellent performance in extreme temperatures, provides unsurpassed wear protection (based on Sequence IVA wear test using SAE 5W-30) and helps extend engine life and protects for up to 15 years or 500,000 miles, whichever comes first, guaranteed* (see Warranty Information below). Pennzoil Platinum High Mileage SAE 0W-20 is engineered to help keep engines clean by gently lifting deposits and keeping them away from critical moving engine parts. In fact, it keeps pistons up to 45% cleaner than the toughest industry standards (based on Sequence IIIH results). It meets or exceeds the following OEM requirements: Chrysler MS-6395; Ford WSS-M2C960-B1 and WSS-M2C960-A. It also exceeds the requirements of the following industry specifications: API SP-RC and all previous categories; ILSAC GF-6A. For a full list of equipment approvals and recommendations, please consult your local Shell Technical Help Desk and always consult your owner’s manual.