All the synthetics I've tried, NOT many, have not lead me to like them better than non synthetics All multi bend oils, 5w20 to 20w50 have some synthetics molicules in them to get them to be rated a different weight when cold versus hot If it ain't broke, don't fix it 5w20 WT Valvoline and VR 10w30 for me
Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)