Approval Details

Valid E.O.


This Executive Order approved the specified parts on on June 16, 1999.
As of Monday, July 22nd, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModelsModification
49130, 49140, 49141, 49144, & 491999 Trucks, 1999 Motorhomes, and 1997-99 TrucksThe PowerPack Exhaust System for Ford 6.8L Engines includes the following main components: Two sets of long tube exhaust headers manufactured out of 14 gage stainless steel, 14 gage stainless steel connecting pipe, and one oxygen sensor port located in the each side of the connecting pipe by the header collector.

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-161-57
  • Executive Order 161-57 / D161-57
  • ARB # D-161-57
  • Executive Order No: D-161-57
  • C.A.R.B. No. D-161-57
  • Resolution D-161-57
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-161-57 PDF

D-161-57 Document:

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