DISCLAIMER - photos below were made on a non registered truck, that runs only off-road, in country with no emission laws.
Obey all your local/state/country laws! Be responsible!

In order to do a proper onebox (DPF SCR DOC) delete You have to do following:
  1. Delete ECM tuning
  2. Clean out the onebox


ECM tuning:


One box - SCR DOC DPF delete:



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