| Executive Order | Approval |
|---|---|
| D-280-94 | Valid |
As of Wednesday, February 5th, 2025 there are no invalid or superceeded Executive Orders for this part number.
T-1 PRE-OBDII
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]
| Vehicle | Application | E.O. | Total Converters | Cat Location / Type | Test Group |
|---|---|---|---|---|---|
| 1977 Ford Courier 2L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1977 Ford F-100 5.8L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1977 Ford F-150 5.8L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1977 Ford F-150 6.6L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1978 Ford Courier 2L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1978 Ford F-100 5.8L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1978 Ford F-150 5.8L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1978 Ford F-150 6.6L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1979 Ford Courier 2L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1979 Ford F-100 5.8L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1979 Ford F-150 5.8L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1979 Ford F-150 6.6L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1980 Dodge D150 5.2L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1980 Dodge D150 5.9L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1980 Ford Courier 2L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1981 Dodge D150 5.2L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1981 Dodge D150 5.9L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1981 Ford Courier 2L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1981 Toyota Land Cruiser 4.2L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1982 Ford Courier 2L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1982 Toyota Land Cruiser 4.2L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1983 Toyota Land Cruiser 4.2L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1984 Toyota Land Cruiser 4.2L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1985 Toyota Land Cruiser 4.2L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1986 Toyota Land Cruiser 4.2L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1987 Toyota Land Cruiser 4.2L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1988 Chevrolet S10 Blazer 2.5L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1988 Toyota Land Cruiser 4L | ALL | D-280-94 | 1 | Front Left of the vehicle (Driver Side) / UNIVERSAL | |
| 1988 Toyota Land Cruiser 4L | ALL | D-280-94 | 1 | Front Right of the vehicle (Passenger Side) / UNIVERSAL | |
| 1989 Toyota Land Cruiser 4L | ALL | D-280-94 | 1 | Front Left of the vehicle (Driver Side) / UNIVERSAL | |
| 1989 Toyota Land Cruiser 4L | ALL | D-280-94 | 1 | Front Right of the vehicle (Passenger Side) / UNIVERSAL | |
| 1990 Chevrolet Lumina APV 3.1L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1990 Land Rover Range Rover 3.9L | ALL | D-280-94 | 2 | Front Left of the vehicle (Driver Side) / UNIVERSAL | |
| 1990 Land Rover Range Rover 3.9L | ALL | D-280-94 | 2 | Front Right of the vehicle (Passenger Side) / UNIVERSAL | |
| 1990 Land Rover Range Rover 4.2L | ALL | D-280-94 | 2 | Front Left of the vehicle (Driver Side) / UNIVERSAL | |
| 1990 Land Rover Range Rover 4.2L | ALL | D-280-94 | 2 | Front Right of the vehicle (Passenger Side) / UNIVERSAL | |
| 1990 Oldsmobile Silhouette 3.1L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1990 Toyota Land Cruiser 4L | ALL | D-280-94 | 1 | Front Left of the vehicle (Driver Side) / UNIVERSAL | |
| 1990 Toyota Land Cruiser 4L | ALL | D-280-94 | 1 | Front Right of the vehicle (Passenger Side) / UNIVERSAL | |
| 1991 Chevrolet Lumina APV 3.1L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1991 Land Rover Range Rover 3.9L | ALL | D-280-94 | 2 | Front Left of the vehicle (Driver Side) / UNIVERSAL | |
| 1991 Land Rover Range Rover 3.9L | ALL | D-280-94 | 2 | Front Right of the vehicle (Passenger Side) / UNIVERSAL | |
| 1991 Land Rover Range Rover 4.2L | ALL | D-280-94 | 2 | Front Left of the vehicle (Driver Side) / UNIVERSAL | |
| 1991 Land Rover Range Rover 4.2L | ALL | D-280-94 | 2 | Front Right of the vehicle (Passenger Side) / UNIVERSAL | |
| 1991 Toyota Land Cruiser 4L | ALL | D-280-94 | 2 | Front Left of the vehicle (Driver Side) / UNIVERSAL | |
| 1991 Toyota Land Cruiser 4L | ALL | D-280-94 | 2 | Front Right of the vehicle (Passenger Side) / UNIVERSAL | |
| 1992 Chevrolet Lumina APV 3.1L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1992 Chrysler Town & Country 3.3L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1992 Dodge Caravan 3.3L | FWD | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1992 Dodge Grand Caravan 3.3L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1992 Land Rover Range Rover 3.9L | ALL | D-280-94 | 2 | Front Left of the vehicle (Driver Side) / UNIVERSAL | |
| 1992 Land Rover Range Rover 3.9L | ALL | D-280-94 | 2 | Front Right of the vehicle (Passenger Side) / UNIVERSAL | |
| 1992 Land Rover Range Rover 4.2L | ALL | D-280-94 | 2 | Front Left of the vehicle (Driver Side) / UNIVERSAL | |
| 1992 Land Rover Range Rover 4.2L | ALL | D-280-94 | 2 | Front Right of the vehicle (Passenger Side) / UNIVERSAL | |
| 1992 Plymouth Grand Voyager 3.3L | 2WD | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1992 Plymouth Voyager 3.3L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1992 Toyota Land Cruiser 4L | ALL | D-280-94 | 2 | Front Left of the vehicle (Driver Side) / UNIVERSAL | |
| 1992 Toyota Land Cruiser 4L | ALL | D-280-94 | 2 | Front Right of the vehicle (Passenger Side) / UNIVERSAL | |
| 1993 Chevrolet Lumina APV 3.1L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1993 Chevrolet Lumina APV 3.8L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1993 Chrysler Town & Country 3.3L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1993 Chrysler Town & Country 3.3L | FWD | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1993 Dodge B150 3.9L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1993 Dodge B250 3.9L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1993 Dodge B350 3.9L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1993 Dodge Caravan 3.3L | FWD | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1993 Dodge Dakota 2.5L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1993 Dodge Grand Caravan 3.3L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1993 Jeep Wrangler 2.5L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1993 Jeep Wrangler 4L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1993 Land Rover Range Rover 3.9L | ALL | D-280-94 | 2 | Front Left of the vehicle (Driver Side) / UNIVERSAL | |
| 1993 Land Rover Range Rover 3.9L | ALL | D-280-94 | 2 | Front Right of the vehicle (Passenger Side) / UNIVERSAL | |
| 1993 Land Rover Range Rover 4.2L | ALL | D-280-94 | 2 | Front Left of the vehicle (Driver Side) / UNIVERSAL | |
| 1993 Land Rover Range Rover 4.2L | ALL | D-280-94 | 2 | Front Right of the vehicle (Passenger Side) / UNIVERSAL | |
| 1993 Mitsubishi Montero 3L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1993 Oldsmobile Silhouette 3.1L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1993 Oldsmobile Silhouette 3.8L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1993 Plymouth Grand Voyager 3.3L | 2WD | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1993 Plymouth Voyager 3.3L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1993 Pontiac Trans Sport 3.1L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1993 Pontiac Trans Sport 3.8L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1993 Suzuki Sidekick 1.6L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1993 Toyota Pickup 3L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1994 Chevrolet Lumina APV 3.1L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1994 Chevrolet Lumina APV 3.8L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1994 Chrysler Town & Country 3.8L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1994 Chrysler Town & Country 3.8L | FWD | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1994 Dodge B150 3.9L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1994 Dodge B250 3.9L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1994 Dodge B350 3.9L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1994 Dodge Caravan 3.3L | FWD | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1994 Dodge Dakota 2.5L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1994 Dodge Dakota 5.2L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1994 Dodge Grand Caravan 3.3L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1994 Dodge Grand Caravan 3.8L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1994 Jeep Wrangler 2.5L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1994 Jeep Wrangler 4L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1994 Land Rover Defender 90 3.9L | ALL | D-280-94 | 2 | Underbody / UNIVERSAL | |
| 1994 Land Rover Discovery 3.9L | ALL | D-280-94 | 2 | Underbody / UNIVERSAL | |
| 1994 Mitsubishi Montero 3.5L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1994 Oldsmobile Silhouette 3.1L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1994 Oldsmobile Silhouette 3.8L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1994 Plymouth Grand Voyager 3.3L | 2WD | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1994 Plymouth Voyager 3.3L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1994 Pontiac Trans Sport 3.1L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1994 Pontiac Trans Sport 3.8L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1994 Suzuki Sidekick 1.6L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1994 Toyota Pickup 3L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1995 Chevrolet Lumina APV 3.1L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1995 Chevrolet Lumina APV 3.8L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1995 Chrysler Town & Country 3.8L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1995 Dodge Caravan 3.3L | FWD | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1995 Dodge Dakota 2.5L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1995 Dodge Dakota 5.2L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1995 Dodge Grand Caravan 3.3L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1995 Dodge Grand Caravan 3.8L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1995 Ford Windstar 3.8L | ALL | D-280-94 | 2 | Front Left of the vehicle (Driver Side) / UNIVERSAL | |
| 1995 Ford Windstar 3.8L | ALL | D-280-94 | 2 | Front Right of the vehicle (Passenger Side) / UNIVERSAL | |
| 1995 Jeep Wrangler 2.5L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1995 Jeep Wrangler 4L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1995 Land Rover Defender 90 3.9L | ALL | D-280-94 | 2 | Underbody / UNIVERSAL | |
| 1995 Land Rover Discovery 3.9L | ALL | D-280-94 | 2 | Underbody / UNIVERSAL | |
| 1995 Mazda B2300 2.3L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1995 Mitsubishi Montero 3.5L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1995 Oldsmobile Silhouette 3.8L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1995 Plymouth Grand Voyager 3.3L | 2WD | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1995 Plymouth Voyager 3.3L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1995 Pontiac Trans Sport 3.1L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1995 Pontiac Trans Sport 3.8L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL | |
| 1995 Suzuki Sidekick 1.6L | ALL | D-280-94 | 1 | Underbody / UNIVERSAL |