Originally Posted by InBBA
The edge will kill your trans because it doesn't do anything for it. If I was you I would sell the edge and get a custom tuned chip from either DP or Tony Wildman.
I have a 7.3L and yes it's an MBRP.
back in my powerstroke days
I heard that the DP or the TS chip was a good setup on the 7.3L. Kind of like the SCT tuning for the 6.0L....or the PPE or EFIlive for Dmaxs