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Flowmaster Catalytic Converter - CARB Compliant Universal

Pre OBDII 2.00in. Inlet/Outlet Universal - Check Fitment Guide

PART# 58934

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Flowmaster is proud to announce the addition of its new line of Universal Catalytic Converters specifically engineered for California. Offered for a wide variety of vehicle applications, these converters meet California Emission requirements for designated vehicle applications and have been granted an Exemption Order (EO) by the California Air Resources Board. Manufactured in the USA, these converters feature internal substrate material and precious metal loading have been carefully engineered for maximum efficiency and to avoid "MIL" code issues that are common with lower quality products. Universal Catalytic Converters require welding and/or fabrication and should be installed by qualified technicians. These stainless steel converters include a 50,000 mile emissions, and 50,000 mile/5 year exterior casing warranty. California universal converters are vehicle application specific; please refer to the Flowmaster Application Guide for specific part number, vehicle application and California Executive Order number information. These converters may also be required in states that have adopted all or parts of California's vehicle emissions standards. Please check state and local laws for specific converter replacement requirements.


  • Made in the USA
  • Flowmaster Quality
  • Engineered for Maximum Efficiency


Air Tube AdaptableNo
Assembly Length (in)16.5
Assembly Width (in)6.5
Body Height (in)4.5
Body Length (in)12
Body ShapeRound
Body Width (in)5
CARB (California) CompliantYes
Emission Code1
EO NumberD-280-97
Inlet Connection TypeSlip-Fit
Inlet Diameter (in)2
MaterialStainless Steel
Mount TypeUses Factory Hangers
Outlet Connection TypeSlip-Fit
Outlet Diameter (in)2
Product TypeCatalytic Converter
Substrate MaterialCeramic
California Proposition 65 Chemical NameChromium (hexavalent compounds)
Nickel (Metallic)
California Proposition 65 RequiredYes
Part Number58934



This part is legal for sale and use on Emissions Controlled Vehicles, in all 50 states, when used in accordance with the manufacturers application guide because it has a California Air Resources Board (CARB) Executive Order (EO) number.

The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle

Tech Resources

CARB EO# D280-97 Check Fitment Guide


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