Approval Details

Executive Order Approvals

Executive OrderApproval
D-280-94Valid
D-798-2Valid

Valid E.O.

Validity

As of Friday, November 22nd, 2024 there are no invalid or superceeded Executive Orders for this part number.

Emission Level

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 ApplicationE.O.Total ConvertersCat Location / Type Test Group
1976 Chevrolet C10 7.4LALLD-280-941Underbody / DIRECT FIT
1976 Chevrolet C10 7.4LALLD-798-21Underbody / DIRECT FIT
1976 Chevrolet C10 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1976 Chevrolet C10 Suburban 7.4LALLD-798-21Underbody / DIRECT FIT
1976 Chevrolet C20 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1976 Chevrolet C20 Suburban 7.4LALLD-798-21Underbody / DIRECT FIT
1976 Chevrolet C30 7.4LALLD-280-941Underbody / DIRECT FIT
1976 Chevrolet C30 7.4LALLD-798-21Underbody / DIRECT FIT
1976 Chevrolet G10 5.7LALLD-280-941Underbody / DIRECT FIT
1976 Chevrolet G10 5.7LALLD-798-21Underbody / DIRECT FIT
1976 Chevrolet K10 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1976 Chevrolet K10 Suburban 7.4LALLD-798-21Underbody / DIRECT FIT
1976 Chevrolet K20 7.4LALLD-280-941Underbody / DIRECT FIT
1976 Chevrolet K20 7.4LALLD-798-21Underbody / DIRECT FIT
1976 Chevrolet K20 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1976 Chevrolet K20 Suburban 7.4LALLD-798-21Underbody / DIRECT FIT
1976 Chevrolet K5 Blazer 4.1LALLD-280-941Underbody / DIRECT FIT
1976 Chevrolet K5 Blazer 4.1LALLD-798-21Underbody / DIRECT FIT
1976 Chevrolet K5 Blazer 6.6LALLD-280-941Underbody / DIRECT FIT
1976 Chevrolet K5 Blazer 6.6LALLD-798-21Underbody / DIRECT FIT
1976 GMC C15 7.4LALLD-280-941Underbody / DIRECT FIT
1976 GMC C15 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1976 GMC C25 7.4LALLD-280-941Underbody / DIRECT FIT
1976 GMC C25 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1976 GMC C35 7.4LALLD-280-941Underbody / DIRECT FIT
1976 GMC Jimmy 4.1LALLD-280-941Underbody / DIRECT FIT
1976 GMC Jimmy 6.6LALLD-280-941Underbody / DIRECT FIT
1976 GMC K15 7.4LALLD-280-941Underbody / DIRECT FIT
1976 GMC K15 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1976 GMC K25 7.4LALLD-280-941Underbody / DIRECT FIT
1976 GMC K25 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1977 Chevrolet C10 7.4LALLD-280-941Underbody / DIRECT FIT
1977 Chevrolet C10 7.4LALLD-798-21Underbody / DIRECT FIT
1977 Chevrolet C10 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1977 Chevrolet C10 Suburban 7.4LALLD-798-21Underbody / DIRECT FIT
1977 Chevrolet C20 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1977 Chevrolet C20 Suburban 7.4LALLD-798-21Underbody / DIRECT FIT
1977 Chevrolet C30 7.4LALLD-280-941Underbody / DIRECT FIT
1977 Chevrolet C30 7.4LALLD-798-21Underbody / DIRECT FIT
1977 Chevrolet K10 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1977 Chevrolet K10 Suburban 7.4LALLD-798-21Underbody / DIRECT FIT
1977 Chevrolet K20 7.4LALLD-280-941Underbody / DIRECT FIT
1977 Chevrolet K20 7.4LALLD-798-21Underbody / DIRECT FIT
1977 Chevrolet K20 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1977 Chevrolet K20 Suburban 7.4LALLD-798-21Underbody / DIRECT FIT
1977 Chevrolet K30 7.4LALLD-280-941Underbody / DIRECT FIT
1977 Chevrolet K30 7.4LALLD-798-21Underbody / DIRECT FIT
1977 Chevrolet K5 Blazer 6.6LALLD-280-941Underbody / DIRECT FIT
1977 Chevrolet K5 Blazer 6.6LALLD-798-21Underbody / DIRECT FIT
1977 GMC C15 7.4LALLD-280-941Underbody / DIRECT FIT
1977 GMC C15 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1977 GMC C25 7.4LALLD-280-941Underbody / DIRECT FIT
1977 GMC C25 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1977 GMC C35 7.4LALLD-280-941Underbody / DIRECT FIT
1977 GMC Jimmy 4.1LALLD-280-941Underbody / DIRECT FIT
1977 GMC Jimmy 6.6LALLD-280-941Underbody / DIRECT FIT
1977 GMC K15 7.4LALLD-280-941Underbody / DIRECT FIT
1977 GMC K15 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1977 GMC K25 7.4LALLD-280-941Underbody / DIRECT FIT
1977 GMC K25 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1977 GMC K35 7.4LALLD-280-941Underbody / DIRECT FIT
1978 Chevrolet C10 7.4LALLD-280-941Underbody / DIRECT FIT
1978 Chevrolet C10 7.4LALLD-798-21Underbody / DIRECT FIT
1978 Chevrolet C10 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1978 Chevrolet C10 Suburban 7.4LALLD-798-21Underbody / DIRECT FIT
1978 Chevrolet C20 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1978 Chevrolet C20 Suburban 7.4LALLD-798-21Underbody / DIRECT FIT
1978 Chevrolet C30 7.4LALLD-280-941Underbody / DIRECT FIT
1978 Chevrolet K10 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1978 Chevrolet K20 7.4LALLD-280-941Underbody / DIRECT FIT
1978 Chevrolet K20 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1978 Chevrolet K30 7.4LALLD-280-941Underbody / DIRECT FIT
1978 Chevrolet K5 Blazer 6.6LALLD-280-941Underbody / DIRECT FIT
1978 GMC C15 7.4LALLD-280-941Underbody / DIRECT FIT
1978 GMC C15 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1978 GMC C25 4.1LALLD-280-941Underbody / DIRECT FIT
1978 GMC C25 7.4LALLD-280-941Underbody / DIRECT FIT
1978 GMC C25 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1978 GMC C35 7.4LALLD-280-941Underbody / DIRECT FIT
1978 GMC Jimmy 4.1LALLD-280-941Underbody / DIRECT FIT
1978 GMC Jimmy 6.6LALLD-280-941Underbody / DIRECT FIT
1978 GMC K15 7.4LALLD-280-941Underbody / DIRECT FIT
1978 GMC K15 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1978 GMC K25 7.4LALLD-280-941Underbody / DIRECT FIT
1978 GMC K25 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1978 GMC K35 7.4LALLD-280-941Underbody / DIRECT FIT
1979 Chevrolet C10 7.4LALLD-280-941Underbody / DIRECT FIT
1979 Chevrolet C10 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1979 Chevrolet C20 7.4LALLD-280-941Underbody / DIRECT FIT
1979 Chevrolet C20 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1979 Chevrolet C30 7.4LALLD-280-941Underbody / DIRECT FIT
1979 Chevrolet G10 6.6LALLD-280-941Underbody / DIRECT FIT
1979 Chevrolet K10 7.4LALLD-280-941Underbody / DIRECT FIT
1979 Chevrolet K10 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1979 Chevrolet K20 7.4LALLD-280-941Underbody / DIRECT FIT
1979 Chevrolet K20 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1979 Chevrolet K30 7.4LALLD-280-941Underbody / DIRECT FIT
1979 Chevrolet K5 Blazer 6.6LALLD-280-941Underbody / DIRECT FIT
1979 GMC C1500 7.4LALLD-280-941Underbody / DIRECT FIT
1979 GMC C1500 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1979 GMC C2500 7.4LALLD-280-941Underbody / DIRECT FIT
1979 GMC C2500 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1979 GMC C3500 7.4LALLD-280-941Underbody / DIRECT FIT
1979 GMC G1500 6.6LALLD-280-941Underbody / DIRECT FIT
1979 GMC G2500 6.6LALLD-280-941Underbody / DIRECT FIT
1979 GMC G3500 6.6LALLD-280-941Underbody / DIRECT FIT
1979 GMC Jimmy 4.1LALLD-280-941Underbody / DIRECT FIT
1979 GMC Jimmy 6.6LALLD-280-941Underbody / DIRECT FIT
1979 GMC K1500 7.4LALLD-280-941Underbody / DIRECT FIT
1979 GMC K1500 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1979 GMC K2500 7.4LALLD-280-941Underbody / DIRECT FIT
1979 GMC K2500 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1979 GMC K3500 7.4LALLD-280-941Underbody / DIRECT FIT
1980 Chevrolet C10 7.4LALLD-280-941Underbody / DIRECT FIT
1980 Chevrolet C10 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1980 Chevrolet C20 7.4LALLD-280-941Underbody / DIRECT FIT
1980 Chevrolet C20 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1980 Chevrolet C30 7.4LALLD-280-941Underbody / DIRECT FIT
1980 Chevrolet G10 6.6LALLD-280-941Underbody / DIRECT FIT
1980 Chevrolet G20 6.6LALLD-280-941Underbody / DIRECT FIT
1980 Chevrolet K10 7.4LALLD-280-941Underbody / DIRECT FIT
1980 Chevrolet K10 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1980 Chevrolet K20 7.4LALLD-280-941Underbody / DIRECT FIT
1980 Chevrolet K20 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1980 Chevrolet K30 7.4LALLD-280-941Underbody / DIRECT FIT
1980 Chevrolet K5 Blazer 6.6LALLD-280-941Underbody / DIRECT FIT
1980 GMC C1500 7.4LALLD-280-941Underbody / DIRECT FIT
1980 GMC C1500 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1980 GMC C2500 7.4LALLD-280-941Underbody / DIRECT FIT
1980 GMC C3500 7.4LALLD-280-941Underbody / DIRECT FIT
1980 GMC C5000 7.4LALLD-280-941Underbody / DIRECT FIT
1980 GMC C6000 7.4LALLD-280-941Underbody / DIRECT FIT
1980 GMC C7000 7.4LALLD-280-941Underbody / DIRECT FIT
1980 GMC G1500 6.6LALLD-280-941Underbody / DIRECT FIT
1980 GMC G2500 6.6LALLD-280-941Underbody / DIRECT FIT
1980 GMC G3500 6.6LALLD-280-941Underbody / DIRECT FIT
1980 GMC Jimmy 4.1LALLD-280-941Underbody / DIRECT FIT
1980 GMC Jimmy 6.6LALLD-280-941Underbody / DIRECT FIT
1980 GMC K1500 7.4LALLD-280-941Underbody / DIRECT FIT
1980 GMC K1500 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1980 GMC K2500 7.4LALLD-280-941Underbody / DIRECT FIT
1980 GMC K2500 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1980 GMC K3500 7.4LALLD-280-941Underbody / DIRECT FIT
1981 Chevrolet C10 7.4LALLD-280-941Underbody / DIRECT FIT
1981 Chevrolet C10 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1981 Chevrolet C20 7.4LALLD-280-941Underbody / DIRECT FIT
1981 Chevrolet C20 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1981 Chevrolet C30 7.4LALLD-280-941Underbody / DIRECT FIT
1981 Chevrolet G10 6.6LALLD-280-941Underbody / DIRECT FIT
1981 Chevrolet K10 7.4LALLD-280-941Underbody / DIRECT FIT
1981 Chevrolet K10 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1981 Chevrolet K20 7.4LALLD-280-941Underbody / DIRECT FIT
1981 Chevrolet K20 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1981 Chevrolet K30 7.4LALLD-280-941Underbody / DIRECT FIT
1981 Chevrolet K5 Blazer 6.6LALLD-280-941Underbody / DIRECT FIT
1981 GMC C1500 7.4LALLD-280-941Underbody / DIRECT FIT
1981 GMC C1500 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1981 GMC C2500 7.4LALLD-280-941Underbody / DIRECT FIT
1981 GMC C2500 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1981 GMC C3500 7.4LALLD-280-941Underbody / DIRECT FIT
1981 GMC C5000 7.4LALLD-280-941Underbody / DIRECT FIT
1981 GMC C6000 7.4LALLD-280-941Underbody / DIRECT FIT
1981 GMC C7000 7.4LALLD-280-941Underbody / DIRECT FIT
1981 GMC G1500 6.6LALLD-280-941Underbody / DIRECT FIT
1981 GMC G2500 6.6LALLD-280-941Underbody / DIRECT FIT
1981 GMC G3500 6.6LALLD-280-941Underbody / DIRECT FIT
1981 GMC Jimmy 4.1LALLD-280-941Underbody / DIRECT FIT
1981 GMC Jimmy 6.6LALLD-280-941Underbody / DIRECT FIT
1981 GMC K1500 7.4LALLD-280-941Underbody / DIRECT FIT
1981 GMC K1500 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1981 GMC K2500 7.4LALLD-280-941Underbody / DIRECT FIT
1981 GMC K2500 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1981 GMC K3500 7.4LALLD-280-941Underbody / DIRECT FIT
1982 Chevrolet C10 7.4LALLD-280-941Underbody / DIRECT FIT
1982 Chevrolet C10 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1982 Chevrolet C20 7.4LALLD-280-941Underbody / DIRECT FIT
1982 Chevrolet C20 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1982 Chevrolet C30 7.4LALLD-280-941Underbody / DIRECT FIT
1982 Chevrolet G10 6.6LALLD-280-941Underbody / DIRECT FIT
1982 Chevrolet K10 7.4LALLD-280-941Underbody / DIRECT FIT
1982 Chevrolet K10 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1982 Chevrolet K20 7.4LALLD-280-941Underbody / DIRECT FIT
1982 Chevrolet K20 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1982 Chevrolet K30 7.4LALLD-280-941Underbody / DIRECT FIT
1982 Chevrolet K5 Blazer 6.6LALLD-280-941Underbody / DIRECT FIT
1982 GMC C1500 7.4LALLD-280-941Underbody / DIRECT FIT
1982 GMC C1500 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1982 GMC C2500 7.4LALLD-280-941Underbody / DIRECT FIT
1982 GMC C2500 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1982 GMC C3500 7.4LALLD-280-941Underbody / DIRECT FIT
1982 GMC C5000 7.4LALLD-280-941Underbody / DIRECT FIT
1982 GMC C6000 7.4LALLD-280-941Underbody / DIRECT FIT
1982 GMC C7000 7.4LALLD-280-941Underbody / DIRECT FIT
1982 GMC G1500 6.6LALLD-280-941Underbody / DIRECT FIT
1982 GMC G2500 6.6LALLD-280-941Underbody / DIRECT FIT
1982 GMC G3500 6.6LALLD-280-941Underbody / DIRECT FIT
1982 GMC Jimmy 4.1LALLD-280-941Underbody / DIRECT FIT
1982 GMC Jimmy 6.6LALLD-280-941Underbody / DIRECT FIT
1982 GMC K1500 7.4LALLD-280-941Underbody / DIRECT FIT
1982 GMC K1500 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1982 GMC K2500 7.4LALLD-280-941Underbody / DIRECT FIT
1982 GMC K2500 Suburban 7.4LALLD-280-941Underbody / DIRECT FIT
1982 GMC K3500 7.4LALLD-280-941Underbody / DIRECT FIT
1983 Chevrolet C10 5LALLD-280-941Underbody / DIRECT FIT
1983 Chevrolet C10 Suburban 5LALLD-280-941Underbody / DIRECT FIT
1983 Chevrolet C20 5LALLD-280-941Underbody / DIRECT FIT
1983 Chevrolet C20 Suburban 5LALLD-280-941Underbody / DIRECT FIT
1983 Chevrolet C30 5LALLD-280-941Underbody / DIRECT FIT
1983 Chevrolet K10 5LALLD-280-941Underbody / DIRECT FIT
1983 Chevrolet K10 Suburban 5LALLD-280-941Underbody / DIRECT FIT
1983 Chevrolet K20 5LALLD-280-941Underbody / DIRECT FIT
1983 Chevrolet K20 Suburban 5LALLD-280-941Underbody / DIRECT FIT
1983 Chevrolet K30 5LALLD-280-941Underbody / DIRECT FIT
1983 GMC K1500 5LALLD-280-941Underbody / DIRECT FIT
1983 GMC K1500 Suburban 5LALLD-280-941Underbody / DIRECT FIT
1983 GMC K2500 5LALLD-280-941Underbody / DIRECT FIT
1983 GMC K2500 Suburban 5LALLD-280-941Underbody / DIRECT FIT
1983 GMC K3500 5LALLD-280-941Underbody / DIRECT FIT
1984 Chevrolet C10 5LALLD-280-941Underbody / DIRECT FIT
1984 Chevrolet C10 Suburban 5LALLD-280-941Underbody / DIRECT FIT
1984 Chevrolet C20 5LALLD-280-941Underbody / DIRECT FIT
1984 Chevrolet C20 Suburban 5LALLD-280-941Underbody / DIRECT FIT
1984 Chevrolet C30 5LALLD-280-941Underbody / DIRECT FIT
1984 Chevrolet K10 5LALLD-280-941Underbody / DIRECT FIT
1984 Chevrolet K10 Suburban 5LALLD-280-941Underbody / DIRECT FIT
1984 Chevrolet K20 5LALLD-280-941Underbody / DIRECT FIT
1984 Chevrolet K20 Suburban 5LALLD-280-941Underbody / DIRECT FIT
1984 Chevrolet K30 5LALLD-280-941Underbody / DIRECT FIT
1984 GMC K1500 5LALLD-280-941Underbody / DIRECT FIT
1984 GMC K1500 Suburban 5LALLD-280-941Underbody / DIRECT FIT
1984 GMC K2500 5LALLD-280-941Underbody / DIRECT FIT
1984 GMC K2500 Suburban 5LALLD-280-941Underbody / DIRECT FIT
1984 GMC K3500 5LALLD-280-941Underbody / DIRECT FIT
1985 Chevrolet Astro 4.3LALLD-280-941Underbody / DIRECT FIT
1985 Chevrolet C10 5LALLD-280-941Underbody / DIRECT FIT
1985 Chevrolet C10 Suburban 5LALLD-280-941Underbody / DIRECT FIT
1985 Chevrolet C20 5LALLD-280-941Underbody / DIRECT FIT
1985 Chevrolet C20 Suburban 5LALLD-280-941Underbody / DIRECT FIT
1985 Chevrolet C30 5LALLD-280-941Underbody / DIRECT FIT
1985 Chevrolet K10 5LALLD-280-941Underbody / DIRECT FIT
1985 Chevrolet K10 Suburban 5LALLD-280-941Underbody / DIRECT FIT
1985 Chevrolet K20 5LALLD-280-941Underbody / DIRECT FIT
1985 Chevrolet K20 Suburban 5LALLD-280-941Underbody / DIRECT FIT
1985 Chevrolet K30 5LALLD-280-941Underbody / DIRECT FIT
1985 GMC K1500 5LALLD-280-941Underbody / DIRECT FIT
1985 GMC K1500 Suburban 5LALLD-280-941Underbody / DIRECT FIT
1985 GMC K2500 5LALLD-280-941Underbody / DIRECT FIT
1985 GMC K2500 Suburban 5LALLD-280-941Underbody / DIRECT FIT
1985 GMC K3500 5LALLD-280-941Underbody / DIRECT FIT
1985 GMC Safari 4.3LALLD-280-941Underbody / DIRECT FIT
1986 Chevrolet C10 5LALLD-280-941Underbody / DIRECT FIT
1986 Chevrolet C10 Suburban 5LALLD-280-941Underbody / DIRECT FIT
1986 Chevrolet C20 Suburban 5LALLD-280-941Underbody / DIRECT FIT
1986 Chevrolet C30 5LALLD-280-941Underbody / DIRECT FIT
1986 Chevrolet K10 5LALLD-280-941Underbody / DIRECT FIT
1986 Chevrolet K10 Suburban 5LALLD-280-941Underbody / DIRECT FIT
1986 Chevrolet K20 5LALLD-280-941Underbody / DIRECT FIT
1986 Chevrolet K20 Suburban 5LALLD-280-941Underbody / DIRECT FIT
1986 Chevrolet K30 5LALLD-280-941Underbody / DIRECT FIT
1986 GMC K1500 5LALLD-280-941Underbody / DIRECT FIT
1986 GMC K1500 Suburban 5LALLD-280-941Underbody / DIRECT FIT
1986 GMC K2500 5LALLD-280-941Underbody / DIRECT FIT
1986 GMC K2500 Suburban 5LALLD-280-941Underbody / DIRECT FIT
1986 GMC K3500 5LALLD-280-941Underbody / DIRECT FIT