(Page 1 of 2) State of California AIR RESOURCES BOARD

EXECUTIVE ORDER D-167-3 Relating to Exemptions Under Section 27156 of the Vehicle Code

HEDMAN MANUFACTURING HEDMAN HEDDERS

Pursuant to the authority vested in the Air Resources by Section 27156 of the Vehicle Code; and Pursuant to the authority vested in the undersigned by Section 39515 and 39516 of the Health and Safety Code and Executive Order G-45-5; IT IS ORDERED AND RESOLVED: That the installation of the Hedman Hedders (16 gauge) manufactured by Hedman Manufacturing of 9599 Jefferson Blvd., Culver City, California 90232, 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 those and Ford Motor Company non-feedback vehicle applications listed in Exhibit A, which is attached hereto and incorporated herein. This Executive Order is valid provided that installation instructions for this device will not recommend tuning the vehicle to specifications different from those submitted by the device manufacturer. hanges 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 an 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. Exemption of a kit shall not be construed as an exemption to sell, offer for sale, or advertise any component of the product as an individual device. This Executive Order does not constitute any opinion as to the effect that the use of this 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 THE HEDMAN MANUFACTURING'S HEDMAN HEDDERS. No claim 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 communications. HEDMAN MANUFACTURING EXECUTIVE ORDER D-167-3 HEDMAN HEDDERS (Page 2 of 2)

Section 17500 of the Business and Professions Code makes untrue or misleading advertising unlawful, and Section 17534 makes violation punishable as a misdemeanor. Section 43644 of the Health and Safety Code provides as follows: "43644, (a) No person shall install, sell offer for sale, or advertise or except in an application to the state board for certification of a device, represent, any device as a motor vehicle pollution control device for use on any used motor vehicle unless that device has been certified by the state board. No person shall sell, offer for sale, advertise, or represent any motor vehicle pollution control device as a certified device which, in fact, is not a certified device. Any violation of this subdivision is a misdemeanor." Any apparent violation of the conditions of this Executive Order will be submitted to the Attorney General of California for such action as he deems advisable. Executed at El Monte, California, this _ day of May, 1992.

R.B. Summerfield Assistant Division Chief Mobile Source Division EXHIBIT A HEDMAN HEDDERS HEADER LISTING Hedman Part Number Vehicle Application 28140 & 28140-6 1975-79 326-455 CID Firebird/Trans Am 1975-77 326-455 CID /Lemans 1975-77 326-455 CID Pontiac GTO/Tempest 28150 & 28150-6 1975-79 326-455 CID /Trans Am 58060 & 58060-6 1975-77 350 CID Oldsmobile 442/Cutlass 58070 & 58070-6 1978-80 260-403 CID Oldsmobile 442/Cutlass/Vista Wagon 58150 & 58150-6 1975-76 400-455 CID Oldsmobile 442/Cutlass/Delta 88/ Vista Cruiser Wagon 68091 & 68091-6 1975-80 396-454 CID Corvette 68191 & 68191-6 1975-77 396-454 CID 68271 & 68271-6 1975-80 265-400 CID 1975-79 265-400 CID Chevrolet Nova 68291 & 68291-6 1975-77 265-400 CID Chevrolet Chevelle 68301 & 68301-6 1975-80 265-400 CID 68311 & 68311-6 1978-80 265-400 CID Buick Regal/Chevrolet Chevelle // /Pontiac Lemans/Tempest 68601 & 68601-6 1975-80 265-400 CID Chevrolet Camaro/Chevrolet Chevelle Chevrolet Nova II/// Chevrolet Monte Carlo 1978-80 265-400 CID Buick Regal/Oldsmobile Cutlass 68611 & 68611-6 1975-80 396-454 CID Chevrolet Camaro 1975-77 396-454 CID Chevrolet Chevelle 69061 & 69061-6 1975-80 265-400 CID Chevrolet Class Ci 69091 & 69091-6 1975-81 265-400 CID Chevrolet/GMC 2-Wheel drive 1/2-1 ton pick-up truck/Blazer/Suburban (K-5 Chassis) 69111 & 69111-6 1975-82 396-454 CID Chevrolet/GMC 1/2-1 ton 2-Wheel drive pick-up truck/Blazer/Suburban 1975-81 396-454 CID Chevrolet/GMC 1/2-1 ton 4 Wheel drive pick-up truck/Blazer/Suburban 69231 & 69231-6 1975-81 265-400 CID Chevrolet/GMC 1/2-3/4 ton 4-Wheel drive only pick-up truck/Blazer/Suburban 89100 & 89100-6 1975-76 352-427 CID Ford 1/2-1 ton pick-up truck 89120 & 89120-6 1975-76 352-427 CID Ford 3/4 ton pick-up truck 89140 & 89140-6 1975-79 460 CID Ford F100-F350 2-Wheel drive pick-up truck 89150 & 89150-6 1975-79 302 CID Ford F100 2-Wheel drive pick-up truck 89160 & 89160-6 1975-80 302W-351W CID Ford E Series Van 9180 & 89180-6 1975-77 352-390 CID Ford F100 4-Wheel drive pick-up truck 89200 & 89200-6 1975-80 460 CID Ford E Series Van 89210 & 89210-6 1977 1/2-79 351M-400M CID ford Bronco/1/2-3/4 ton 4-Wheel drive pick-up truck 89270 & 89270-6 1980-81 351W CID Ford F100-F350 2-Wheel drive pick-up truck 89280 & 89280-6 1980 460 CID Ford F Series pick-up truck 89330 & 89330-6 1980-81 351M-400M CID Ford F100-F350 2-Wheel drive pick- up/Ford F100-F250/Bronco 4-Wheel drive pick-up truck 89350 & 89350-6 1980-81 302W CID Ford Ford F100-F350 2-Wheel drive pick-up truck/Ford F100-F350/Bronco 4-Wheel drive pick-up truck 89410 & 89410-6 1975-77 302W CID Ford Bronco ** All applicable vehicles are non-feedback, i.e. not equipped with oxygen sensor.