Approval Details

Valid E.O.


This Executive Order approved the specified parts on on October 10, 2008.
As of Tuesday, May 21st, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModelsRemarks
See PDF2005 through 2009 model year Audi and VolkswagenThe Signature Series ECU is an ECU upgrade only. Installation is conducted using a laptop computer and STaSIS EngineeringÔÇÖs web site. The new program is uploaded through the OBD II port. There are no user adjustments.

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-652
  • Executive Order 652 / D652
  • ARB # D-652
  • Executive Order No: D-652
  • C.A.R.B. No. D-652
  • Resolution D-652
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-652 PDF

D-652 Document:

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