Walker Manufacturing

CARB Executive Order · Catalytic Converter

EO D-182-5

Walker Manufacturing · NEW Aftermarket 2-WAY, 3-WAY, AND 3-WAY Plus Oxidation Catalytic Converters

Executed
June 1990
Rows shown
—
PDF pages
2
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We show basic details only for this EO. Catalytic converter EOs are matched by engine test group; use CARB's catalytic converter lookup or the PDF. Check the vehicles and part numbers in the original PDF.

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Source: CARB Executive Order D-182-5 (PDF), retrieved November 11, 2026. EOs can be amended, superseded or revoked; CARB's copy is the authority. Independent reference, not affiliated with CARB.