Approval Details

Valid E.O.


This Executive Order approved the specified parts on on October 26, 1999.
As of Sunday, July 21st, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModelsRemarks
TFS-304100011986 and older GM vehicles with a 262-400 c.i.d. V8 engineAluminum construction, 2.02" diameter intake valve, 1.6" diameter exhaust valve, chamber volume 63 cc

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-369-4
  • Executive Order 369-4 / D369-4
  • ARB # D-369-4
  • Executive Order No: D-369-4
  • C.A.R.B. No. D-369-4
  • Resolution D-369-4
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-369-4 PDF

D-369-4 Document:

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