Pennzoil Platinum High Mileage Full Synthetic Motor Oil 5W-30 &ndash; 1 Quart (Case of 6) Pennzoil Platinum High Mileage 5W-30 Motor Oil is designed for complete protection for engines with 75,000 miles or more Pennzoil High mileage synthetic oil conditions seals and is specifically formulated to reduce leaks and oil consumption in older vehicles Helps protect engines from loss of power Excellent performance in extreme temperatures, faster low temperature oil flow, and protects in extreme heat Advanced full synthetic oil formula provides wear protection from friction and oxidation stability