Hello to all and your help is greatly respected. I was looking though all the posting to see if I had the same problems as others. So this is my problem. I have a 2005 6.0 egr is taken out, new stand pipes, dumb plugs, new ipr, new ipc, new fuel pump, new oil ,oil filters ,same with fuel both filters, 4 new or remaned injectors the other 4 put new o rings and copper washer on, the other 4 injectors look in good shape .(just in case yes I did clean them up).oh yes new air filter all stock, new battries 2 of them. The truck is a f 350 light hot shots is done with it. rest just bomb around. I used a scan gauge 2 here is what I got . ficm between 47.5 to 49, ipr start up 55 idle at 35, icp 700 to 800 cold warm up 550 625, syc 1. the truck is idle rough shake some what, grey smoke at idle, black when rev up to 2000. can hear the turbo jumping up fast but no boost, put into drive or back up , the motor almost sound like it going to quite but keep running but not so great, and last but not least no power . can you help please!!!!!!!!!!!!!! oh I forgot no codessssssssssss