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down pipe

1K views 5 replies 5 participants last post by  Abrannan19 
#1 ·
im new to diesels and im goin to run stack but a want to run a stright 4" from the turbo back, dose anyone no were i can get a one?:icon_ford:
 
#3 ·
everything on the net says a 4in down pipe isnt worth it just get a 3and 1/2
 
#5 ·
If I had to do it again I would have gotten a 3.5" over my 4". Too many fitment issues. Not sure about performance difference, but can't be that much until you get ALOT of ehaust flowing.
 
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