Home Slickdeals Castrol GTX MAGNATEC 5W-30 Full Synthetic Motor Oil, 5 Quart $15.20 w/... Slickdeals Castrol GTX MAGNATEC 5W-30 Full Synthetic Motor Oil, 5 Quart $15.20 w/ S&S By ARCOM - 13 November 2017 234 0 SHARE Facebook Twitter Go to the deal page: Castrol GTX MAGNATEC 5W-30 Full Synthetic Motor Oil, 5 Quart $15.20 w/ S&S