C clinebarger Joined Dec 19, 2013 Messages 9,699 Location Fort Worth, Texas Jul 3, 2019 #21 I would run 5w30 in a 3V 5.4L. Mobil 1 Extended Performance is a good oil!
J jongies3 Joined Mar 11, 2016 Messages 1,401 Location MT Jul 3, 2019 #22 Sounds like baloney to me! Considering how often add packs are changed by the oil companies as stated prior.
Sounds like baloney to me! Considering how often add packs are changed by the oil companies as stated prior.
