Approval Details

Valid E.O.


This Executive Order approved the specified parts on on October 27, 2006.
As of Saturday, April 20th, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

1996 through 2007 Ford Vehicles, see pdfThe Whipple Charger for Ford vehicles consists of the following main components: Twin Screw Whipple supercharger, intake manifold, bypass valve, 160 degree thermostat to replace the stock thermostat, new air cleaner housing with a high-flow element, fuel pump, reflashed ECM, mass air flow sensor, and a set of high flow injectors. Some kits may include an intercooler. The breather hose may be replaced with an SAE30R9 rated hose.

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-231-25
  • Executive Order 231-25 / D231-25
  • ARB # D-231-25
  • Executive Order No: D-231-25
  • C.A.R.B. No. D-231-25
  • Resolution D-231-25
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-231-25 PDF

D-231-25 Document:

Current View

Previous E.O. D-231-24 | Previous E.O. D-230 | Next E.O. D-231-26 | Next E.O. D-232