Approval Details

Valid E.O.

Validity

This Executive Order approved the specified parts on on December 8, 1994.
As of Wednesday, December 12th, 2018 this Executive Order has not been overturned or superceeded.

Approved Parts

ModelsRemarks
Stage I and III PowerPack System applicable to all 1990-1995 GM trucks equipped with a 7.4L gasoline engine and the Stage III PowerPack System applicable to all 1987-1995 Ford trucks equipped with a 7.5L gasoline engine.The Stage I Kit includes the following items: Low restriction air filter (K & N type), 2.5" crossover pipes, "Y" pipe with an oxygen sensor connection, and a single inlet high flow muffler. The Stage III Kit includes style headers, 2.5 crossover pipes, Y pipe with an oxygen sensor connection, and a single inlet high flow muffler. Ignition timing on General Motors vehicles can either be set at the stock timing of 4 degrees BTDC a suggested Banks' setting of 6 degrees BTDC.

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-161-41
  • Executive Order 161-41 / D161-41
  • ARB # D-161-41
  • Executive Order No: D-161-41
  • C.A.R.B. No. D-161-41
  • Resolution D-161-41
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-161-41 PDF

D-161-41 Document:


CARB_D-161-41
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