Approval Details

Valid E.O.

Validity

This Executive Order approved the specified parts on on February 24, 2004.
As of Sunday, August 25th, 2019 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModelsModificationRemarks
01-12-60-001Sierra, Silverado, Tahoe, Suburban, Yukon, Denali, Escalade, Avalanche, SSR, Trailblazer, Envoyinjectors, air intake box and filter, intercooler, fuel and timing calibrationsmax boost = 7 psi

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-488-5
  • Executive Order 488-5 / D488-5
  • ARB # D-488-5
  • Executive Order No: D-488-5
  • C.A.R.B. No. D-488-5
  • Resolution D-488-5
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-488-5 PDF

D-488-5 Document:


State of California AIR RESOURCES BOARD EXECUTIVE ORDER D—488—5 Relating to Exemptions Under Section 27156 of the Vehicle Code Magnuson Products, Inc. Radix Supercharger Kit Pursuant to the authority vested in the Air Resources Board by Section 27156 of tHe' Vehicle Code; and Pursuant to the authority vested in the undersigned by Section 39515 and Section 39516 of the Health and Safety Code and Executive Order G—02—003; IT IS ORDERED AND RESOLVED: That the installation of the Radix Supercharger Kit manufactured and marketed by Magnuson Products, Inc. of 3172 Bunserft Avenue, Unit K, Ventura, CA 93003, has been found not to reduce the effectiveness of required motor vehicle pollution control devices and, therefore, is exempt from the prohibitions of Section 27156 of the Vehicle Code for the 4.8L, 5.3L, and 6.OL General Motors vehicles listed in Exhibit A. ' The Radix Supercharger Kit includes the following main components: Eaton supercharger and intake manifold plenum, larger fuel injectors, air intake filter, air—to— water intercooler, and new fuel and ignition timing map.calibrations. The stock fuel pressure regulator is retained, but the stock fuel pump is complemented with a secondary fuel pump. The throttle body is moved to the supercharger inlet. Ail other emission—related components are in the stock location relative to thethrottle body. , The supercharger pulley specifications range between 3.1" to 3.7" dependlng on the _# engine displacement for which the kit is installed.f\” crankshaft pulleys are stock and maximum boost is limited to 7 psi. This Executive Order shall not apply to any Radix Supercharger Kit advertised, offered for sale, sold with, or installed on a new motor vehicle prior to or concurrent with transfer to an ultimate purchaser. This Executive Order is valid provided that the installation instructions for the Radix Supercharger Kit will not recommend tuning the vehicle to specifications different from those of the vehicle manufacturer.

2. Changes made to the design or operating conditions of the devices, as exempted by the Air Resources Board (ARB), that adversely affect the performance of a vehicle‘s pollution control system shall invalidate this Executive Order. Marketing of these devices using any identification other than that shown in this Executive Order or marketing of this device for an application other than those listed in this Executive Order shall be prohibited unless prior approval is obtained from the ARB. This Executive Order does not constitute any opinion as to the effect that the use of these devices may have on any warranty either expressed or implied by the vehicle manufacturer. > This exemption is issued based on submitted emissions test data from an independent laboratory on a 2004 model year General Motors Sitverado 1500 2WD vehicle (Test Group 4GMXT06.0187) certified to the Super Uitra Low Emission Vehicle (SULEV) and Supplemental Federal Test Procedure (SFTP) standards: Federal Test Procedure: *, NMOG CO NOX Standards (g/mi) 0.125 3.4 0.14 Device (g/mi) with df‘s applied 0.101 2.5 0.06 SFTP (USO6 Cycie): ~ NMHC+NOX _CO . Standards (g/mi) 0.40 . 10.5° Device (g/mi) 0.05 7.2 SFTP (SCOQ3 Alternative AC2 Cycle): ~ & . 3 NMHIC+NOX co Standards (g/mi) 0.31 3.5 Device (g/mi) 0.03 0.2 Test results showed that the Radix Supercharger Kit when installed on the vehicle did not cause exhaust emissions to exceed the applicable emission standards during the Cold Start CVS—75 Federal Test Procedure or SFTP cycles. This Executive Order is also based on the On—Board Diagnostic II (OBD I1) testing conducted on the same test vehicle. The Radix Supercharger Kit when installed on the test vehicle did not affect the vehicle‘s ability to perform its OBD I! monitoring. In addition, the ARB reserves the right in the future to review this Executive Order and the exemption provided herein to assure that the exempted add—on or modified MAGNUSON PRODUCTS, INC. — RADIX SUPERCHARGER KIT — D—488—5

—3. part continues to meet the standards and procedures of Title 13, California Code of Regulations, Section 2222, et seq. _ THISEXECUTIVE ORDER DOES NOT CONSTITUTE A CERTIFICATION, ACCREDITATION, APPROVAL, OR ANY OTHER TYPE OF ENDORSEMENT BY THE AIR RESOURCES BOARD OF ANY CLAIMS OF THE APPLICANT CONCERNING ANTI—POLLUTION BENEFITS OR ANY ALLEGED BENEFITS OF THE RADIX SUPERCHARGER KIT. No claims of any kind, such as "Approved by the Air Resources Board" may be made with respect to the action taken herein in any advertising or other oral or written communication. Violation of any of the above conditions shall be grounds for revocation of this order. The order may be revoked only after a ten day written notice of intention to revoke the order, in which period the holder of the order may request in writing a hearing to contest the proposed revocation. If a hearing is requested, it shall be held within ten days of receipt of the request and the order may not be revoked until a determination is made after the hearing that grounds for revocation exist. C Executed at El Monte, California, this 2/7/ day of February 2004. All%yons, Chief . Mobile Source Operations Divisid 4 MAGNUSON PRODUCTS, INC. — RADIX SUPERCHARGER KIT — D—488—5

EXAIEAIT A (EofP—ze—5) Radix Intercooled Supercharger system by Magnuson Products Inc Printed:8/13/2003 S/C SYSTEM PART NUMBER S/C SYSTEM DESCRIPTION APPLICATION "60 Tifer: Z es 01—12—60—013 __ _ _ |Rabix H2, sitver C [ _ h2onty (‘)1-1”2-‘60-0,14 L _ ___ |RADIX H2, POLISH H2 OnLy Year Make Model Model Engine Pulley Dia. Pulley P/N Add Early Model Kit? 31—12—00—007 Tuner P/N 1999 Chevrolet C/K Sitverado 1500/2500 4.8 — LR4 3.7 58—90—06—037 yes 88—85—53—001 5.3 — LM7Z 3.4 58—90—06—039 yes 88—85—53—001 1999 GMC CIK Sierra 1500/2500 4.8 — LR4 3.7 58—90—06—037 yes 88—85—53—001 ‘ ' 5.3 — LM7 3.4 58—90—06—039 yes 88—85—53—001 2000 Chevrolet C/K Silverado 1500/2500 4.8 — LR4 3.7 58—90—06—037 yes 88—85—53—001 5.3 — LM7 3.4 58—90—06—039 yes 88—85—53—001 6.0 — LQ4 3.1 58—90—06—131 yes 88—85—53—001 2000 Chevrolet C/K Tahoe 4.8 — LR4 3.7 58—90—06—037 yes 88—85—53—001 5.3 — LM7 3.4 58—90—06—039 yes 88—85—53—001 2000 Chevrolet C/K Suburban 1500/2500 4.8 — LR4 3.7 58—90—06—037 yes 88—85—53—001 5.3 — LM7 3.4 58—90—06—039 yes 88—85—53—001 6.0 —LQ4 3.1 58—90—06—131 yes 88—85—53—001 2000 GMC CIK Sierra 1500/2500 4.8 — LR4 3.7 58—90—06—037 yes 88—85—53—001 > j 5.3 — LM7 3.4 58—90—06—039 yes 88—85—53—001 6.0 — LQ4 3.1 58—90—06—131 yes 88—85—53—001 CS 2000 GMC CIK Yukon 4.8 — LR4 3.7 58—90—06—037 yes 88—85—53—001 5.3 — LM7 3.4 58—90—06—039 yes 88—85—53—001 1 GMC CIK Yukon XL 1500/2500 4.8 — LR4 3.7 58—90—06—037 yes 88—85—53—001 5.3 — LM7 3.4 58—90—06—039 > yes 88—85—53—001 6.0 —LQ4 3.1 58—90—06—131 yes 88—85—53—001 $2000 GMC CIK Denali 6.0 — LQ4 3.1 58—90—06—131 yes 88—85—53—001 | [ 2000 Cadiliac ~ Escalade 6.0 — LQ9g 3.3 58—90—06—033 yes 88—85—53—001 | 2001 Chevrolet C/K Sitverado 1500/2500 4.8 — LR4 3.7 58—90—06—037 yes 88—85—53—003 5.3 — LM7 3.4 58—90—06—039 yes 88—85—53—003 6.0 —LQ4 3.1 58—90—06—131 yes 88—85—53—003 2001 Chevrolet C/K — Tahoe 4.8 — LR4 3.7 58—90—06—037 yes ;i 88—85—53—003 5.3 — LM7Z 3.4 58—90—06—039 yes 88—85—53—003 2001 Chevrolet C/K Suburban 1500/2500 4.8 — LR4 3.7 58—90—06—037 yes 88—85—53—003 5.3 — LM7 3.4 58—90—06—039 yes 88—85—53—003 6.0 — LQ4 3.1 58—90—06—131 yes 88—85—53—003 2001 GMC CIK Sierra 1500/2500 4.8 — LR4 3.7 58—90—06—037 yes . 88—85—53—003 & 5.3 — LM7 3.4 58—90—06—039 yes 88—85—53—003 6.0 — LQ4 3.1 58—90—06—131 ' yes 88—85—53—003 2001 GMC CIK Yukon 4.8 — LR4 3.7 58—90—06—037 yes 88—85—53—003 5.3 — LM7 3.4 58—90—06—039 yes 88—85—53—003 2001 GMC CIK Yukon XL 1500/2500 4.8 — LR4 3.7 58—90—06—037 yes 88—85—53—003 5.3 — LM7 3.4 58—90—06—039 yes 88—85—53—003 6.0 — LQ4 3.1 58—90—06—131 yes 88—85—53—003 Fo y GMC CIK Denali 6.0 — LQ4 3.1 58—90—06—131 yes 88—85—53—003| Magnuson Products / Magna Charger Confidential 3172 Bunsen Ave, Ventura CA 93003 Contact: Kevin McMillan 805—642—8833 or 805—732—8293 13

Radix Intercooled Supercharger system by Magnuson Products Inc. Printed:8/13/2003 Year Make Model Model Engine Pulley Dia. Pulley P/N Add Early Model Kit? 31—12—00—007 Tuner P/N F2001 Cadiliac Escalade 6.0—LQ9 3.3 58—90—06—033 yes 88—85—53—003] [2002 Chevrolet C/K Silverado 1500/2500 4.8 — LR4 3.7 58—90—06—037 no 88-85;5-3-00; < 5.3 — LM7 3.4 58—90—06—039 no 88—85—53—003 L 6.0 — LQ4 3.1 58—90—06—131 yes 88—85—53—003 2002 Chevrolet C/K Tahoe 4.8 — LR4 3.7 58—90—06—037 no 88—85—53—003 — 5.3 — LM7 3.4 58—90—06—039 no 88—85—53—003 2002 Chevrolet C/K Suburban 1500/2500 4.8 — LR4 3.7 58—90—06—037 no 88—85—53—003 5.3 — LM7 3.4 58—90—06—039 no 88—85—53—003 6.0 — LQ4 3.1 58—90—06—131 yes 88—85—53—003 f2002 Chevrolet C/K Avalanche 1500 5.3 — LM7 3.4 58—90—06—039 no 88-85-53-003] 2002 GMC C/IK Sierra 1500/2500 4.8 — LR4 3.7 58—90—06—037 no 88—85—53—003 5.3 — LM7 3.4 58—90—06—039 no 88—85—53—003 6.0 —LQ4 3.1 58—90—06—131 yes 88—85—53—003 2002 GMC CIK Yukon 4.8 — LR4 3.7 §8—90—06—037 no 88—85—53—003 5.3 — LM7 3.4 58—90—06—039 no 88—85—53—003 2002 GMC C/K Yukon XL 1500/2500 4.8 — LR4 3.7 58—90—06—037 no 88—85—53—003 5.3 — LM7 3.4 58—90—06—039 no 88—85—53—003 6.0 — LQ4 3.1 §8—90—06—131 yes 88—85—53—003 2002 GMC C/IK Denali 4.8 — LR4 3.7 58—90—06—037 no 88—85—53—003 s 5.3 — LM7 3.4 58—90—06—039 no 88—85—53—003 6.0 — LQ4 3.1 58—90—06—131 yes 88—85—53—003 * 2002 Cadillac Escalade 6.0 — LQg 3.3 58—90—06—033 yes 88—85—53—003 | Lean2 Cadillac Escalade EXT 6.0 — LQg 3.3 58—90—06—033 yes 88—85—53—003 j 2003 Chevrolet C/K Silverado 1500/2500 and HD Series 4.8 — LR4 3.7 §58—90—06—037 no 88—85—53—002 5.3 — LM7 3.4 58—90—06—039 no 88—85—53—002 6.0 —LQ4 3.1 58—90—06—131 no 88—85—53—002 2003 Chevrolet C/K Tahoe 4.8 — LR4 3.7 58—90—06—037 no 88—85—53—002 . 5.3 — LM7 3.4 58—90—06—039 no 88—85—53—002 2003 Chevrolet C/K Suburban 1500/2500 4.8 — LR4 3.7 58—90—06—037 no 88—85—53—002 5.3 — LM7 3.4 §8—90—06—039 no 88—85—53—002 6.0 — LQ4 3.1 58—90—06—131 no 88—85—53—002 2003 Chevrolet C/K Avaianche 1500/2500 4.8 — LR4 3.7 58—90—06—037 no a —8§9—85—53—002| 5.3 — LM7 3.4 58—90—06—039 no * 88—85—53—002 6.0 —LQ4 3.1 58—90—06—131 no 88—85—53—002 [2003 Chevrolet SSR 5.3 — LM7 3.4 58—90—06—039 no 88-85-53-0(2] [2003 Chevrolet Trailblazer XL 5.3 — LM7 3.4 58—90—06—039 no 88-85-53-005] 2003 GMC C/K Sierra 1500/2500 and HD Series 4.8 — LR4 3.7 58—90—06—037 no 88—85—53—002 5.3 — LM7 3.4 58—90—06—039 no 88—35—53—002 6.0 —LQ4 3.1 58—90—06—131 no 88—35—53—002 2003 GMC CIK Yukon 4.8 — LR4 3.7 58—90—06—037 no 88—85—53—002 5.3 — LM7 3.4 58—90—06—039 no 88—85—53—002 2003 GMC C/K Yukon XL 1500/2500 4.8 — LR4 3.7 58—90—06—037 no 88—85—53—002 5.3 — LM7 3.4 58—90—06—039 no 88—85—53—002 | 6.0 — LQ4 3.1 58—90—06—131 no 88—85—53—002 03 GMC CIK Envoy XL 5.3 — LM7 3.4 58—90—06—039 no 88—85—53—002] Magnuson Products / Magna Charger Confidential 3172 Bunsen Ave, Ventura CA 93003 Contact: Kevin MciMillan $05—642—8833 ar 805—732—8203 se sns

Radix Intercooled Supercharger system by Magnuson Products Inc. — Printed:8/13/2003 Year Make Model Model Engine Pulley Dia. Pulley P/N Add Early Model Kit? 31—12—00—007 Tuner P/N | 2003 _GMC. _‘ ~C/K Denali 6.0 — LQ4 3.1 58—90—06—131 no 88—85—53—002| [ 2003 Cadiilac Escalade 6.0 — LQg 3.3 58—90—06—033 no 88—85—53—002 L 4 Cadillac Escalade EXT 6.0 — LQg 3.3 58—90—06—033 no 88—85—53—002| [ 2003 Cadillac Escalade ESV 6.0 — Las 3.3 58—90—06—033 no 88—85—53—002|] — [2003—Hummer Hz2 60 —Lai 31 Bont Add to s10 no 85—55—53—002] 2004 Chevrolet C/K Silverado 1500/2500 andHD Series 4.8 — LR4 3.7 58—90—06—037 no 88—85—53—002 5.3 — LM7 3.4 58—90—06—039 no 88—85—53—002 6.0 — LQ4 3.1 58—90—06—131 no 88—85—53—002 SS 6.0 — LQg 3.3 58—90—06—033 no 88—85—53—002 2004 Chevrolet C/K Tahoe 4.8 — LR4 3.7 58—90—06—037 no 88—85—53—002 5.3 — LM7 3.4 58—90—06—039 no 88—85—53—002 2004 Chevrolet C/K Suburban 1500/2500 4.8 — LR4 3.7 58—90—06—037 no 88—85—53—002 5.3 —LM7 — 3.4 58—90—06—039 no 88—85—53—002 6.0 — LQ4 3.1 58—90—06—131 no ~ 88—85—53—002 2004 Chevrolet C/K Avaianche 1500/2500 4.8 — LR4 3.7 §8—90—06—037 no 88—85—53—002 5.3 — LM7 3.4 58—90—06—039 no 88—35—53—002 6.0 — LQ4 3.1 58—90—06—131 no 88—85—53—002 |2004 Chevrolet SSR 5.3 — LMZ 3.4 58—90—06—039 no 88—85—53—002 | [ 2004 Chevrolet Trailblazer XL 5.3 — LM7 3.4 58—90—06—039 no 88—85—53—002 | % 2004 GMC C/IK Sierra 1500/2500 and HD Series 4.8 — LR4 3.7 58—90—06—037 no 88—85—53—002 5.3 — LM7 3.4 58—90—06—039 no 88—85—53—002 6.0 — LQ4 3.1 58—90—06—131 no 88—85—53—002 au04 GMC C/K Yukon 4.8 — LR4 3.7 58—90—06—037 no 88—85—53—002 5.3 — LM7 3.4 58—90—06—039 no 88—85—53—002 2004 GMC CIK Yukon XL 1500/2500 4.8 — LR4 3.7 58—90—06—037 no 88—85—53—002 5.3 — LM7 3.4 58—90—06—039 no 88—85—53—002 6.0 — LQ4 3.1 §8—90—06—131 no 88—85—53—002 (2004 GMC C/IK Envoy XL 5.3 — LM7 3.4 58—90—06—039 no 88—85—53—002| [2004 __GMC C/K Denali 6.0 — LQ4 3.1 58—90—06—131 no 88—85—53—002 [2004 Cadiliac Escalade 6.0 — LQg 3.3 58—90—06—033 no a 88—85—53—002| [2004 _Cadiliac Escalade EXT 6.0 — LQg 3.3 §58—90—06—033 no 88—85—53—002| |2004 Cadillac Escalade ESV 6.0 — LQQ 3.3 58—90—06—033 no 88—95—53—002| { 2004 _Hummer H2 6.0 — LQ4 3.1 Don‘t Add to S/O no 88—85—53—002| Magnuson Products / Magna Charger Confidential 3172 Bunsen Ave, Ventura CA 93003 Contact: Kevin McMillan 805—642—8833 or 805—732—8293 3/3


Document Created: 2005-09-01 12:41:45
Document Modified: 2005-09-01 12:41:45

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