Approval Details

Valid E.O.

Validity

This Executive Order approved the specified parts on on March 15, 2001.
As of Monday, December 9th, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModelsModification
106Y1982-1987 CHRYSLER VANS / MOTORHOMES, 273-360Note: long tube style header that may require a Y pipe . For OBD II equipped vehicles, the oxygen sensor is located either in the header collector or the top of the Y pipe.

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-200-21
  • Executive Order 200-21 / D200-21
  • ARB # D-200-21
  • Executive Order No: D-200-21
  • C.A.R.B. No. D-200-21
  • Resolution D-200-21
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-200-21 PDF

D-200-21 Document:

CARB_D-200-21

State of California AIR RESOURCES BOARD EXECUTIVE ORDER D—200—21 Relating to Exemptions Under Section 27156 of the Vehicle Code DOUG THORLEY 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 Sections 39515 and 39518 of the Health and Safety Code and Executive Order G—45—9; IT IS ORDERED AND RESOLVED: That the installation of the Exhaust Headers manufactured by Doug Thorley of 1561 Commerce Street, Corona, California 91720, has been found not to reduce the effectiveness of the applicable vehicle pollution control system and, therefore, is exempt from the prohibitions of Section 27156 of the Vehicle Code for those applicable vehicles as listed in Exhibit A of this Executive Order. The Doug Thorley‘s Exhaust Headers are of a long tube style design. Installation may require the use of a connecting Y pipe. Both the exhaust header and Y pipe are manufactured out of 14 gage mild steel. On vehicles that are equipped with an oxygen sensor, the sensor is located either on the header‘s collector or at the top of the Y pipe similar to the vehicles stock conflgura’uon This Executive Order is valid provided that installation instructions for this device will not > recommend tuning the vehicles to specifications different from those of the vehicle manufacturer. This Executive Order shall not apply to any Doug Thorley Header advertised, offered for sale, sold with, or installed on a new motor vehicle prior to or concurrent with transfer to an ultimate purchaser. Changes made to the design or operating conditions of the device, as exempt by the Air Resources Board, which 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 the use of the device may have on any warrantyeither expressed or implied by the vehicle manufacturer.

DBOUG THORLEY EXECUTIVE ORDER D—200—21 Exhaust Headers (Page 2 of 2) This Executive Order is granted based on submitted emissions test data conducted at California Analytical Instruments on a 1999 General Motors 5.3L truck and a 1999 Dodge 5.9L Durango, both certified to the low emission vehicle (LEV) emission standards. Test results showed that tailpipe emissions with the Doug Thorley Headers installed—on the trucks meet the applicable emission standards during a Cold Start CVS—75 Federal Test Procedure. 1999 General Motors 5.3L truck NMOG CO NOX HCHO Standards 0.160 4.4 0.4 0.018 Device w/idfs 0.118 2.3 0.3 0.001 1999 Dodge 5.9L Durango NMOG CO NOX HCHO Standards 0.160 4.4 0.4 0.018 Device widfs 0.159 2.8 0.2 0.002 This Executive Order is also based on the On Board Diagnostic II (OBD II) testing conducteéd on the same test vehicles. Test data showed that the headers when installed on the vehicles did not affect the vehicles‘ ability to perform their OBD I! monitoring. THIS EXECUTIVE ORDER DOES NOT CONSTITUTE A CERTIFICATION, ACCREDITATION, APPROVAL, OR ANY OTHER TYPE OF ENDORSEMENT BY THE AIR RESOURCES BOARD OF CLAIMS OF THE APPLICANT CONCERNING ANTI—POLLUTION BENEFITS OR ANY ALLEGED BENEFITS OF DOOUG THORLEY‘S EXHAUST HEADERS. 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 communication. + Violation of any of the above conditions shall be grounds for revocation of this order. The order may be revoked only after ten days 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 will 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. Executive Order D—200—20, dated July 1999, is superseded and of no further force and effect. 7L Executed at El Monte, California, this éfi’ day of Mar . B. Summerfield, Chief Mobile Source Operations Division

EXHIBIT A CHRYSLER CORPORATION VEHIcLEs Years Applications Engines Part # 1982 — 87 Vans / Motorhomes 273 — 360 1067 1982 — 87 Vans / Motorhomes 2173 — 360 107Y 1982 — 93 Trucks 273 — 360 1147 1982 — 93 Trucks 273 — 360 1157 1982 — 95 Class "A" Motorhomes 273 — 360 147Y 1979 — so D50 / Arrow Pickups 2.0L 4 cyl 131Y 1979 — 82 D50 / Arrow Pickups 2.0 & 2.5L 4 cy! 1337 1996 — 99 A Dodge Ram P/U Z2WD 488 V—10 FED 1809 1994 — 89 Dodge Ram P/U 4WD 488 V—10 CAL 1819 1996 — 35 Dodge Ram PIU 2WD 273 — 360 182y 199e — s Dodge Ram PU 273 — 360 1837 1994 — 95 Dodge Ram P/U 4WD 273 — 360 1647 1996 — 939 Dodge Ram PU 273 — 360 1657 1895 Dodge Class "A" Motorhomes 488 V—~10 1989 — 91 Dakota P/U 273 — 360 1992 — 94 Dakota P/U 273 — 360 1992 — 94 Dakota P/U 273 — 360 1994 Dakota PU 273 — 360 1g95 Dakota PU 273 — 360 18g95 Dakota P/U 273 — 360. 1998 — 99 Durango 2WD 318 — 360 a9s — go Durango 4WND 318 — 360 1996 — 989 Pick—up ZWD 318 — 360

CHRYSLER CORPORATION VEHICLES (CON‘T) \Years | Applications Engines Part # ‘1996 — 99 Pick—up 4WD 318 — 360 197Y¢ 1981 — 86 Jeep CJ 4.0L / 4.2L 6 cyl 1981 — 86 Jeep CJ 304 — 401 sosy 1981 — 86 Jeep CJ 304 — 401 sosYy 1981 — 93 Jeep J Series 304 — 401 615Y 1981 — 93 Jeep J Series 304 — 401 8187 1981 — 93 Jesep J Series 304 — 401 817Y 1993 — 95 Jesp Grand Cherokee {ZJ)) 273 — 360 s30Y 1987 — 92 Jesp Grand Cherokee (ZJ) 4.2L 6 cyl s32Y 1987 — so _ Jeep Cherokes (XJ) 4.0L § cyl s33Y 1991 — 99 Jesep Wrangler (YJ) 4.0L 6 cyi 634¢7 1987 — 95 Jeep Wrangler {YJ) 4.0L 8 cyl §36Y 1096—98 Jeep Grand Cherokes {ZJ) 318—380 FORD MOTOR CO. YEHICLES Years Assplications Engines 1987 — 9g4 Motorhomes 1982 — 87 Trucks 7/ Vans / Class "C" Mcotorhcmes 2117 1987 — 91 Vans / Motorhomes 379 — 460 212Y 1985 — 39 Gillig Moforhomes 379 — 460 213 1986 — s Trucks / Vans 1 Motorhomes 379 — 460 214Y 1981 — 32 Trucks 351M — 400M 215 1981 — 82 Trucks / Vans 351M — 400M 225 }sse‘-ss Trucks F250 / F350 351W 244Y 1979 — 83 Courier Pickups 1.8L 4 cyl 245Y¢

EXHIBIT _A GENERAL MOTORS VEHICLES Year(s) Application Engine (s) Part # 1981 88 Trucks 262 — 400 300x 1996 98 Trucks 262 — 400 301Y% 1996 98 Trucks 262 — 400 302Y 1987 9Y1 Trucks / Motorhomes 366 — 454 303¢ 1987 91 Trucks 4WD 366 — 454 304Y 1987 95 Motorhomes w/Allison 366 — 454 305¢ 1987 95 Motorhomes 366 — 454 306¢ 1996 98 Trucks 262 — 400 307¢ 1996 98 Trucks w/ 6"+ lift 262 — 400 309Y 1996 98 Trucks w/ 6"+ lift 366 — 454 310x 1981 87 Vans / Motorhomes ‘262 — 400 315¢ 1981 93 Vans / Motorhomes 262 — 400 316¥ 1928 95 Cars / Trucks 262 — 400 317¢ 1980 85 Chevy LUV Pickups 1.8L 4cyl 335Y% 1982 87 Trucks 2WD 2.8L V—6 345 1985 95 Astro / Safari Vans 4. 3L V—6 346 1988 95 Trucks 2WD / Vans 4 .3L V—6 347 1988 95 Trucks 4WD 4.3L V—6 348 1987 80 Reveon Motorhomes 366 — 454 354¥ 1987 95 s—10 / s—15 2wD 4.3L V—6 361 1987 95 T—10 / T—15 4WD 4.3L V—6 362 1981 91 Trucks 4WD 262 — 400 364¢ 1983 89 Trucks 4WD 2.8L V—6 365 1981 91 Trucks 2WD 262 — 400 367Y

Exhibit A Cont.: Year(s) Application Engine (s) Part# 1980 87 Camaro, Chevelle, 262 400 375¥ El Camino, Monte Carlo, Firebird, Grand Prix, Regal 1380 82 Corvette 262 400 375Y 1980 81 Camaro 262 400 376Y 1982 93 Camaro 262 400 37TYI 1980 88 Chevelle, Monte Carlo, 262 400 378Y ‘FELl Camino, Malibu, Buick, Pontiac, Olds 1988 98 Trucks 262 400 383Y 1988 95 Trucks 262 400 384x ; 1992 95 Ssuburban / Blazer 262 400 384x 1988 95 Trucks 262 400 385¥ 1988 95 Trucks 262 400 386Y 1988 95 Trucks 366 454 388¥ 1992 95 Suburban / Blazer 366 454 388x 1993 95 Trucks 366 454 389Y 1988 94 454 SS Trucks 366 454 392Y 1996 98 Trucks 366 454 396Y 1996 98 Trucks 366 454 397¥ 1987 91 Trucks 4WD 366 454 398¢ 1987 91 Trucks Z2WD 366 454 399¢% 1988 95 Trucks 283 400 383Y¥, 385Y¥, 386¥ _1996 2000 Trucks 366 454 396¢¥, 397Y 19986 99 Trucks 262 400 302Y%

GEO YVEHICLES Years > Application Engin Part # D O 1983 — 95 GEO Tracker 1.3L/1.5L 4 oyi ) 700¥ © \ SUZU VEHICLES Years Application Engine Part # 1984 — 87 Trooper 2.3L 4 cyl 800Y MITSUBISHI VEHICLES Years Applications ‘ Engines 1982 — 8go Mitsubishi Pickups 2.0L 4 cyl 1979 — 89 Mitsubishi Pickups / Montero 2.6L 4 cyl NISSAN_VEHICLES Applications Engines 4973 — 80 Pickups 2.0L 4 cyl 1981 — 88 Pickups NAP—Z 4 cy! 1986 — 88 Pickups NAP—Z 4 cyi 1986 — 95 Pickups / Pathfinders 3.0L 6 cyi 462 1986 — o5 Pickups / Pathfinders 3.0L 6 cyl 464 1989 — 85 Pickups / Pathfinders 2.AL 4 cyl 4S0Y SVUZUKI VEHICLES Years Aosplications Engine 1983 — 96 Samurai, Sidekick 1.3L [ 1.5L 4 cy!

TOYOTA VEHICLES Years Applications Engines Part # 1982 — 85 Celica 20R / 22R 502Y 1982 — 85 Supra 2.8L 6 cyl 5230¥ 1981 — 87 Pickups, 4 Runner 20R / 22R 5A42Y 1984 — 88 Pickups, 4 Runner 20R / 22R 550Y¢ 1988 — 95 Pickups 20R / 22R 555Y 19786 — 81 Celica 20R / 22R 502Y


Document Created: 2005-09-01 12:43:36
Document Modified: 2005-09-01 12:43:36

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