T themighty6.7 New member Sep 27, 2009 #3 i beleive it wont but dont put all your eggs in that basket
not enoughsmoke floatin in tha gulf Sep 27, 2009 #4 it willbut if u hang a turbo on it u will need a elbow off the older crs
BOUNTYHUNTER New member Sep 27, 2009 #5 yes it will. i installed a 5" system for a 06 5.9 on my 08 6.7. everything fit perfect.