6.7 white smoke

[Cummins12v]

I have the 07 Cummins fully deleted h&s mini max fuel rail plug when I take off it blows white smoke mainly when it's in a lug no throttle what y'all think it could be

 

[mother]

My 04 did that but turbo went bang soon after. Had ice build up on air filter and sucked chunks into turbo sooo? If that gives you bad ideas

 

[Darektylka]

check your turbo shaft play

 

[morkable]

Check for a pope,,, lol,, sorry just had too... other than that, I would say that these guys are on the right track