Pennzoil Platinum High Mileage SAE 10W-30 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. No other leading high mileage motor oil provides better protection from friction (based on Sequence IVA wear test using SAE 5W-30), protects engines from loss of horsepower, offers excellent performance in extreme temperatures, 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 10W-30 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. 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.