Keeps your engine clean and responsive. Pennzoil Motor Oil Provides: Unsurpassed Wear Protection (Compared to industry standard): 3 Pennzoil; 3 Pennzoil high mileage vehicle; 3 Pennzoil platinum full synthetic. Protection in Extreme Temperatures: 2 Pennzoil; 2 Pennzoil high mileage vehicle; 3 Pennzoil platinum full synthetic. Better Fuel Economy (Compared to a dirty engine): 2 Pennzoil; 2 Pennzoil high mileage vehicle; 3 Pennzoil platinum full synthetic. Protects Horsepower: 1 Pennzoil; 1 Pennzoil high mileage vehicle; 3 Pennzoil platinum full synthetic. Cleaner Pistons (Compared to industry standard): 1 Pennzoil; 1 Pennzoil high mileage vehicle; 3 Pennzoil platinum full synthetic. Conditions Older Seals: 3 Pennzoil high mileage vehicle. The number of stars indicate relative performance. Testing conducted on 5W-30 viscosity. Formulated to Meet or Exceed: Manufacturer: Chrysler; MS-6395 specification. Meets or exceeds the requirements of ILSAC GF-6A, API SP and all previous categories. SAE 10W-30. API Service SP. Resource conserving.