GM DPF core return

[opg24]

Do the pipes need to be cut or are we returning them whole?

[jaybird62]

Do the pipes need to be cut or are we returning them whole?

i cut them... and duct tape every opening.

they always told me any of those need to be under 6 foot returned. i use a sawzall

[swilbs]

Same here. Cut out just the filter and tape all the holes.

[opg24]

Thanks for the replies. Didn't make sense to send back 700 ft long filters. Just wanted to make sure.

[AlanHomes]

Let the lube jockeys cut them, we do that here