Approval Details

Valid E.O.


This Executive Order approved the specified parts on on December 2, 1999.
As of Friday, March 1st, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModelsModificationRemarks
178-6001999 - 2000 4.6 liter Ford Mustang GTintercooler, supercharger, upgraded fuel injectors, upgraded ECUdrive pulley diameter 167 mm (6.54 in.) supercharger pulley diameter 74 mm (2.90 in.)

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-473-2
  • Executive Order 473-2 / D473-2
  • ARB # D-473-2
  • Executive Order No: D-473-2
  • C.A.R.B. No. D-473-2
  • Resolution D-473-2
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-473-2 PDF

D-473-2 Document:

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