Approval Details

Valid E.O.


This Executive Order approved the specified parts on on October 20, 2011.
As of Wednesday, May 22nd, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModelsModification
See PDF1999 to 2012 model year GM V8 vehiclesThe Whipple Supercharger consists of the following main components: A 2.3L or a 2.9L displacement twin screw supercharger, intake manifold, bypass valve, high flow injectors, intercooler, reflashed ECM, air inlet tubing, and an electronic fuel pump booster. Boost is limited to 11 pounds per square inch. The stock crankshaft pulley, throttlebody, thermostat, air filter housing (except 1999 to 2003 model year trucks), and mass air flow sensor are retained. Modifications may be made to the stock air intake system that is before the stock air filter box. The tuner used to reflash the ECM is designed to download OEM calibration updates, non emission related upgrades, and patches or fixes in the firmware. Emission-related data files cannot be modified by the end user. All supplied fuel hoses are either AvonÔÇÖs CADbar 9000 series or a stock factory replacement, and fuel and vapor line connectors supplied with the kit are OEM equivalent parts. Breather hoses may be replaced with an SAE30R9 rated hose.

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-231-36
  • Executive Order 231-36 / D231-36
  • ARB # D-231-36
  • Executive Order No: D-231-36
  • C.A.R.B. No. D-231-36
  • Resolution D-231-36
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-231-36 PDF

D-231-36 Document:

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