Approval Details

Valid E.O.


This Executive Order approved the specified parts on on December 24, 1996.
As of Monday, July 22nd, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModelsModification
WIK5302 WIK5302-11996-1997 GM C/K 1500/2500/3500 5.0LKit includes Twin Screw supercharger, auxiliary fuel pump, and closed element air cleaner.
WIK5303 WIK5303-11996-1997 GM C/K1500/2500/3500 5.7L

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-231-10
  • Executive Order 231-10 / D231-10
  • ARB # D-231-10
  • Executive Order No: D-231-10
  • C.A.R.B. No. D-231-10
  • Resolution D-231-10
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-231-10 PDF

D-231-10 Document:

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