I will be doing a 7.5 to 8.8 rear swap in my '99 ,3.0, 2wd, manual trans, in the near future. I have a 8.8, from a Ranger, with the same gear ratio as my 7.5 plus Trac Loc!
I know the bolt up part between the two axles is the same. My question is : will the ECU have to be reflashed due to the...