Home Slickdeals Walmart – $15.72 Mobil 1 Extended Performance Advanced Full Synthetic 5W-20... Slickdeals Walmart – $15.72 Mobil 1 Extended Performance Advanced Full Synthetic 5W-20 Motor Oil, 5 qts, jug By ARCOM - 21 January 2020 143 0 SHARE Facebook Twitter Go to the deal page: Walmart – $15.72 Mobil 1 Extended Performance Advanced Full Synthetic 5W-20 Motor Oil, 5 qts, jug