Jan 21, 2011 #1 D drames SDD Junior Member Joined Aug 3, 2009 Messages 25 Reaction score 0 Location Rock Springs WY I'm going to do a DPF delete but I don't know for sure how much I need to do? Just the DPF? DPF and Cat? Do I really need a new "down tube"? Stock pipe size or better to go with at least a 4"?
I'm going to do a DPF delete but I don't know for sure how much I need to do? Just the DPF? DPF and Cat? Do I really need a new "down tube"? Stock pipe size or better to go with at least a 4"?