Approval Details

Valid E.O.


This Executive Order approved the specified parts on on November 4, 2002.
As of Monday, April 15th, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModelsModification
CCX-xx-x-xxx, CMX-xx-x-xxx2002 and older model year on-road, heavy-duty diesel engines not otherwise equipped with a catalystThe CMX catalyst is a stand-alone unit installed into the exhaust system. The CCX is an integrated muffler with catalyst.

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-384-11
  • Executive Order 384-11 / D384-11
  • ARB # D-384-11
  • Executive Order No: D-384-11
  • C.A.R.B. No. D-384-11
  • Resolution D-384-11
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-384-11 PDF

D-384-11 Document:

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