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Just loaded my tunes from TSD. I got the SPD and it makes a huge difference. It is night and day. I am super Impressed and that thing really gets on on it now. Chris at TSD was very helpful and it was very quick I couldn't ask for anything more. Definitely recommend SPD with vanes open at idle...

I found a 6.4 complete engine no tranny with a couple mods that was removed and swapped when this guy ditched his ford for a ram. I would love to get the 6.4 and drop it into my truck but how hard is it going to be. I know it isn't going to just bolt up and run but this is for my DD so I'm not...