Approval Details

Valid E.O.


This Executive Order approved the specified parts on on April 12, 1999.
As of Saturday, April 20th, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

1994-97 and 1999 model-year Ford trucks equipped with the 7.3 liter turbo diesel engineThe Stinger Engine Package includes the following main components: The air filter element is replaced with a K&N style air filter retaining the stock air filter housing, factory turbine outlet pipe is replaced with a 3" diameter turbine outlet pipe manufactured out of 17 gage stainless steel, a new muffler and 3.5" modified tailpipe, the ECM is modified with an engine calibration module that is installed in the service port of the stock ECM.

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-161-56
  • Executive Order 161-56 / D161-56
  • ARB # D-161-56
  • Executive Order No: D-161-56
  • C.A.R.B. No. D-161-56
  • Resolution D-161-56
For Free CARB Executive Order Status verification, email an image of the device Executive Order label as well as the Year/Make/Model and Test Group # of the vehicle to [email protected]

Download: Executive Order D-161-56 PDF

D-161-56 Document:

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