Oct 5, 2007 #11 jguzman75 McAllen, Texas Joined Apr 10, 2006 Messages 113 Reaction score 0 Location Mission,Texas Soooooo all diesel should be ULSD, do you have to run an additive in 7.3 & 6.0trucks from now on?
Oct 6, 2007 #12 ckamp52 ckamp52 Joined May 6, 2005 Messages 514 Reaction score 0 Location italy,tx and stephenville no you dont have to, but i do. the ulsd has far less lubricosity in it. i use the diesel services brand (grey bottle) at every fill up just my choice-cody
no you dont have to, but i do. the ulsd has far less lubricosity in it. i use the diesel services brand (grey bottle) at every fill up just my choice-cody