Approval Details

Valid E.O.


This Executive Order approved the specified parts on on March 18, 2003.
As of Saturday, February 24th, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

1987-2001 4.0L Jeep Cherokee, 1991-2002 2.5L Jeep Wrangler and Dodge Dakota, and 1991-2003 4.0L Jeep WranglerThe Avenger Supercharger Kit includes the following main parts: Autorotor supercharger with a maximum boost of 5 psi., 70 mm diameter supercharger pulley, intake manifold, an intercooler, electronic water pump, and a set of 25 lbs. fuel injectors. The MAP sensor is relocated from the throttle body to the side fender wheel well. The stock air filter housing is retained.

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-556
  • Executive Order 556 / D556
  • ARB # D-556
  • Executive Order No: D-556
  • C.A.R.B. No. D-556
  • Resolution D-556
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-556 PDF

D-556 Document:

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