Look for a local ESSO bulk dealer. I get my Mobil 1 0W-40 from them. I do have to buy 24 liters at a time, but it doesn't go bad.
2008 CRD QDII, OME HD, Pintlers wheels with 265/70/17 Goodyear Silent Armour's, Jeepinbyal UCA's. 4XGuard Front guard, Side Guard, belly guard, Matrix HC. GDE ECO Tune w/ delete.