if you are going to by a 6.7 do 1 of 2 things
1-if you get a 2007-2012 plan on doing a full delete or you will have egr problems.
2- get a 2013-up with def and drive the he!! out of it and don't worry.


70 duster full chassis super pro 416 CNC Indybrock heads 727 w/brake

best so far 1.212 60 6.219 in 1/8 at 110.88 9.768 at 137.81 1/4