ok . when i took stock pipe off. i got stinger, the header that comes with it i put it so that it faces back of truck . i dont have truck anymore so i trying to remember how i did it . but you have to flare out the tail of header were pipe goes on or it will come off even with hose clamp . oily.. put stinger pipe between uprights on back of truck you have to modify body alittle i thought i had a pic of how i did it but i cant find them . ohhh get some longer bolts at hs with the lock nuts (NUTS WITH PLATIC IN THEM)
my bolts worked loose so i went to this never had header come loose no more . hope i help some what .. sorry if i confussed you.