Assortment.... some day we'll get them all on the same page :D
Both Dusters - VR-1 10w30
'06 'stang - mobil 1
the other 5 vehicles - QS - and if flat tappet - zinc additive
Oil conversations are spark plug conversations.... LOL My '01 Ram has been on QS for years and it's over 273, *** miles and purring like a kitten. Gets it's oil changed about every 5k miles. Started last year when it was -38 below F actual temp without a lifter tick. :)