Approval Details

Valid E.O.


This Executive Order approved the specified parts on on December 22, 2010.
As of Sunday, May 19th, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModelsRemarks
70-1128, 72C11281987-1992 4.2L Jeep WranglerThe PaceSetter Exhaust System is medium length exhaust headers which may include a connecting Y-pipe. The exhaust headers are manufactured out of 16 gage mild steel tubing with either a painted black finish or a ceramic coating. All emission components are retained in their original location. The location of the oxygen sensor is at the collector in the connecting pipe, in the stock location and configuration. On vehicles where the existing oxygen sensor wire loom does not reach the new oxygen sensor location, PaceSetter will provide a wire loom extension that will plug into the factory connector.

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-439-8
  • Executive Order 439-8 / D439-8
  • ARB # D-439-8
  • Executive Order No: D-439-8
  • C.A.R.B. No. D-439-8
  • Resolution D-439-8
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-439-8 PDF

D-439-8 Document:

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