Approval Details

Valid E.O.

Validity

This Executive Order approved the specified parts on on June 16, 1998.
As of Thursday, December 26th, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModelsModificationRemarks
20171996-1997 Chevrolet/GMC PU 1500, 1996-1997 Chevrolet Suburban 1500, 4WD w/o A.I.R. Single Cat., 350Header and connector/Y-pipe assemblyHeaders are manufactured out of 16 gage steel

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-164-4
  • Executive Order 164-4 / D164-4
  • ARB # D-164-4
  • Executive Order No: D-164-4
  • C.A.R.B. No. D-164-4
  • Resolution D-164-4
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-164-4 PDF

D-164-4 Document:

CARB_D-164-4

(Page 1 of 2) State of California AIR RESOURCES BOARD EXECUTIVE ORDER D—164—4 Relating to Exemptions Under Section 27156 of the Vehicle Code HOOKER INDUSTRIES, INC. SUPER COMPETITION EXHAUST HEADERS 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 Secuon 39516 of the Health and Safety Code and Executive Order G—45—9; IT IS ORDERED AND RESOLVED: That the installation of the Super Competition Header System manufactured out of 0.060 inch wall thickness (16 gauge) steel tubing by Hooker Industries, Inc. of 1024 West Brooks Street, Ontario, California 91761, 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 General Motors Corporation vehicle applications as listed in the Exhibit, which is attached hereto and incorporated herein, excluding those vehicles certified to Low— Emission Vehicle (LEV) or Transitional Low—Emission Vehicle (TLEV) standards. This exemption is issued based on submitted emissions test data from an independent laboratory which showed the Super Competition Header System did not adversely affect exhaust emissions on the vehicle tested. The test results are shown below. 1998 _S5.7L Chevrolet Camaro HC CO NOx Device (g/mi) 0.16 1.2 0.2 Standard (g/mi) 0.25 3.4 0.4 This exemption shall not apply to any device, apparatus, or mechanism advertised, offered for sale or sold with, or installed on, a motor vehicle prior to or concurrent with transfer to an ultimate purchaser. This Executive Order is valid provided that the installation instructions for this device will not recommend tuning the vehicle to specifications different from those submitted by the system manufacturer. -

HOOKER INDUSTRIES, INC. | EXECUTIVE ORDER D—164—4 EXHAUST HEADERS (Page 2 of 2) Changes made to the design or operating conditions of the device, as exempted by the Air Resources Board, that adversely affect the performance of a vehicle‘s pollution control system shall invalidate this Executive Order. Marketing of this device 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 Air Resources Board. This Executive Order does not constitute any opinion as to the effect that the use of thls device may have on any warranty either expressed or implied by the vehicle manufacturer. THIS EXECUTIVE 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 HOOKER INDUSTRIES, INC_»S SUPER COMPETITION EXHAUST HEADER SYSTEMS. 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 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 after hearing that grounds for revocation exist. Executed at El Monte, California, this / é ,L day of June 1998. R. B. Summerfield, Chief Mobile Source Operations Division

APPENDIX Amended Application (Amended 11—18—97) HEADER ONLY l Primary Part Tube Number Years Applications Notes Engines Diameter(s) (in) 2061 1992—95 Chevrolet Corvette T.P.I. w/ ALR. 350 LT—1 13/4 2076 1997—98 Chevrolet Corvette EL. LS—1 15/8 2063 1994—96 Chevrolet Impala SS T.P.I. w/ ALR. Dual Cat. 350 LT—1 13/4 2064 1995—97 Chevrolet Camaro Z—28 T.P.I. Dual Cat. 350 LT—1 13/4 1995—97 Pontiac Firebird 2077 1998 Chevrolet Camaro Z—28 FI. LS—1 15/8 1998 Pontiac Firebird HEADER AND CONNECTOR / Y—PIPE ASSEMBLY Primary Part Tube Number Years Applications Notes Engines Diameter(s) (in) 2017 1996—97 Chevrolet/GMC PU 1500 4WD w/o A.LR. Single Cat. 305 15/8 1996—97 Chevrolet Suburban 1500 2018 1996—97 Chevrolet/GMC PU 1500 2WD w /o A.LR. Single Cat. 305 15/s8s 1996—97 Chevrolet Suburban 1500 2019 1996—97 Chevrolet/GMC PU 1500 4WDCP.I. w /o A.LR. 4.3L V6 15/8 2020 1996—97 Chevrolet/GMC PU 1500 2WDCPI w/o A.LR. 4.3L V6é 15/8 2021 1996—97 Chevrolet/GMC PU 2500/3500 4WD CP.I. w / A.LR. Dual Cat. 74L V8 13/4 1996—97 Chevrolet Suburban 2500 2022 1996—97 Chevrolet/GMC PU 2500/3500 2WD CPI. w / A.LR. Dual Cat. 7AL V8 13/4 1996—97 Chevrolet Suburban 2500 2023 1996—97 Chevrolet/GMC PU 2500/3500 4WD CP.I. w /o A.LR. Dual Cat. 350 15/s8s 1996—97 Chevrolet Suburban 2500 2024 1996—97 Chevrolet/GMC PU 2500/3500 ‘2WD CP I. w/o A.LR. Dual Cat. 350 15/8s 1996—97 Chevrolet Suburban 2500 2025 1996—97 Chevrolet/GMC Full Size Tahoe/Yukon 4WD w/o A.LR. Dual Cat. 350 15/8 1996—97 Chevrolet/GMC PU 1500 1996—97 Chevrolet Suburban 1500 2026 1996—97 Chevrolet/GMC Full Size Tahoe/Yukon 2WD w/o A.LR. Dual Cat. 350 15/s 1996—97 Chevrolet/GMC PU 1500 1996—97 Chevrolet Suburban 1500

2027 1996—97 Chevrolet/GMC PU S—10/S—15/Sonoma 2WDCPI 4.3L V6é 15/8s° 2028 1996—97 Chevrolet/CGMC Blazer/Jimmy 4WDC.PI. 4.3L V6 15/8s S—10/S—15/Sonoma 2029 1996—97 Chevrolet/GMC S—Series Blazer/Jimmy 2WDCPI. 4.3L V6 15/8 2030 1988—95 Chevrolet/GMC PU 1500/2500 4WD T.B.I. w/o A.LR. 4.3L V6 15/8 2031 1988—95 Chevrolet/GMC PU 1500/2500 4WD T.B.I. w/ A.LR. 4.3L V6 15/8s 1988—95 Chevrolet/GMC PU 1500/2500 2WD T.B.I. w/ A.LR. 4.3L V6 15/8 2033 1988—95 Chevrolet/GMC PU 1500/2500 2WD T.BI. w/o ALR. 4.3L V6é 15/s8s 2034 1981—86 Chevrolet/GMC PU K—10 (!/2)/K—20 (3/4) 4WD w/ Carb w/ A.LR. 305—350 15/8s 2035 1981—87 Chevrolet/GMC PU C—10 (1/2)/C—20 (3/4) 2WD w/ Carb w/ A.LR. 305—350 15/8 1988—95 Chevrolet/GMC PU 2500/3500 4WD T.B.I. w/o A.LR. 7AL 13/4 1992—95 Chevrolet/GMC Crew Cab 3500 4 door 2037 1988—95 Chevrolet/GMC PU 2500/3500 2WD T.B.I. w/o A.LR. 7AL 13/4 1992—95 Chevrolet/GMC Crew Cab 3500 4 door 2038 1988—95 Chevrolet/GMC PU 2500/3500 4WD T.B.I. w/ A.LR. 7AL 13/4 1992—95 Chevrolet/GMC Crew Cab 3500 4 door 2072 1988—95 Chevrolet/GMC PU 2500—3500 2WD T.B.I. w/ A.LR. 7AL V8 13/4 1992—95 Chevrolet/GMC Crew—Cab 3500 4—Door 2039 1983—86 Chevrolet/GMC Full Size Blazer/Jimmy 4WD w/ Carb w/ A.LR. 305—350 15/83 2040 1983—86 Chevrolet/GMC Full Size Blazer/Jimmy 2WD w/ Carb w/ A.LR. 305—350 15/8 2041 1987—91 Chevrolet/GMC Full Size Blazer/Jimmy 4WD T.B.I. w/ A.LR. 305—350 15/8 2043 1988—95 Chevrolet/GMC PU S—10/S—15/Sonoma 2WD T.BI/C.PL. 4.3L V6 15/83 2057 1988—95 Chevrolet/GMC PU S—10/S—15/Sonoma 4WD T.BI./C.PI. 4.3L, V6 15/s8s 2044 1986—93 Chevrolet/GMC PU S—10/S—15 2WD T.B.I. 2+/4" Inlet Slip—on Cat. 2.8L V6 1!/2 2045 1983—85 Chevrolet/GMC PU S—10/S—15 2WD w/ Carb 2.8L V6 1!1/2 2046 1986—93 Chevrolet/GMC S—Series Blazer/Jimmy 2WD T.B.I. 21/4" Inlet Slip—on Cat. 2.8L V6 11/2 2047 1983—85 Chevrolet/GMC S—Series Blazer/Jimmy 2WD w/ Carb 2.8L V6 1!/2 2048 1991—92 Chevrolet Camaro IROC Z—28 T.P.I. w/ 2!/4" Inlet Slip—on Cat. 305 15/8 Pontiac Firebird Trans Am and Formula 2049 1983—88 Chevrolet Monte Carlo Non H.O. 21/4" Inlet Slip—on Cat. 305 LG—4 15/8 Chevrolet El Camino 2050 1983—88 Chevrolet Monte Carlo H.O. 4—Bolt Cat. 305 L—69 15/8 Chevrolet El Camino 2051 1982—87 Chevrolet Camaro 2+/4" Inlet Slip—on Cat. 305 LG—4 15/8 Pontiac Firebird 2052 1983—86 Chevrolet Camaro H.O. 4bbl Carb. 4—Bolt Cat. 305 15/s8 Pontiac Firebird 2053 1985 Chevrolet Camaro IROC T.P.I. 4—Bolt Cat. 305—350 15/8 Pontiac Firebird Formula 2054 1988—92 Chevrolet Camaro RS T.B.I. 2/4" Inlet Slip—on Cat. 305 15/s Pontiac Firebird Formula 2055 1986—90 Chevrolet Camaro IROC Z—28 T.P.I. 3" Inlet Slip—on Cat. 305—350 15/s8 Pontiac Firebird Formula 2056 1989—92 Chevrolet Camaro T.P.I. Dual Cat. 305—350 15/8 Pontiac Firebird 2060 1993 Chevrolet Camaro Z—28 T.P.I. w / Single Cat. 350 LT—1 15/8 2062 1994—95 Chevrolet Camaro Z—28 T.P.I. w/ Single Cat. 350 LT—1 15/s

2065 1992—95 Chevrolet/GMC Full Size Blazer/Jimmy 2WD T.B.I. w/o A.LR. 305—350 15/8s Yukon/Tahoe 1988—95 Chevrolet/GMC PU 1500/2500 1992—95 Chevrolet Suburban 1500/2500 2075 1992—95 Chevrolet/GMC Full Size Blazer/Jimmy 4WD T.B.I. w/o A.LKR. 305—350 15/s8s Yukon/Tahoe 1988—95 Chevrolet/GMC PU 1500/2500 1992—95 Chevrolet Suburban 1500/2500 2066 1983—85 Chevrolet/GMC Blazer/Jimmy 4WD w/ Carb 2.8L V6 11/2 PU $—10/5—15 2067 1986—93 Chevrolet/GMC PU S—10/S—15 4WD T.B.I. 2!/4" Inlet Slip—on Cat. 2.8L V6 1!/2 Blazer/Jimmy 2068 1988—95 Chevrolet/GMC S—series 2WD T.BI/C.PI. 4.3L V6 15/8 Blazer/Jimmy 1988—95 Chevrolet/GMC PU S—10/S—15 Sonoma 4WD T.B.I./C.PI. 4.3L V6 15/8 Blazer/Jimmy e 2070 1992—95 Chevrolet/GMC Full Size Blazer/Jimmy 2WD T.B.I. w/ A.LR. 305—350 15/s8 Yukon/Tahoe 1988—95 Chevrolet/GMC PU 1500/2500 1992—95 Chevrolet Suburban 2042 1992—95 Chevrolet/GMC Full Size Blazer/Jimmy 4WD T.B.I. w/ A.LR. 305—350 15/8 Yukon/Tahoe 1988—95 Chevrolet/GMC PU 1500/2500 1992—95 Chevrolet Suburban 1500/2500 2071 1987—91 Chevrolet/GMC Full Size Blazer/Jimmy 4WD T.B.I. w/o A.LR. 350 15/8 _ All headers and connector pipes are constructed of .060 inch wall tubing. Legend 2WD Two Wheel Drive H.O. High Output 4WD Four Wheel Drive T.B.J. Throttle Body Injection 4bbl Four Barrel T.P.I. Tuned Port Injection Cat. Catalytic Converter C.PL Central Port Injection FI. Fuel Injection A.LR. Air Injection Reactor EGR Exhaust Gas Recirculation PU Pickup wWw/ With w/O Without


Document Created: 2005-09-01 12:42:17
Document Modified: 2005-09-01 12:42:17

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