first off hello im new here and hope i can get some info .
i have some clogged cats on my 07 expedition and want to know can i have 3in magnaflow cats welded in and the o2 bungs put behind the cats ? will it work and is there any problems i need to know about? or can i do away with the cats altogether and put mill kit in?
i have some clogged cats on my 07 expedition and want to know can i have 3in magnaflow cats welded in and the o2 bungs put behind the cats ? will it work and is there any problems i need to know about? or can i do away with the cats altogether and put mill kit in?