2012 GMC Sierra 2500HD catalytic converters

Catalytic converters from the marketplace Catalytic Converters leaf.

4 distinct products mapped to this year in this public category.

MagnaFlow Universal Catalytic Converter OEM Grade Federal/EPA Compliant 51006 - Stainless Steel 2.5in Inlet/Outlet Diameter, 16in Overall Length, No O2 Sensor - OEM ReplacementMPN 51006Fits many model years — weak donor evidenceView on Amazon

MagnaFlow Universal Catalytic Converter OEM Grade Federal/EPA Compliant 51206 - Stainless Steel 2.5in Inlet/Outlet Diameter, 13in Overall Length, No O2 Sensor - OEM ReplacementMPN 51206Fits many model years — weak donor evidenceView on Amazon

MagnaFlow Direct-Fit Catalytic Converter OEM Grade Federal/EPA Compliant 51578 - Stainless Steel 2.5in Main Piping, 45in Overall Length, Pre-and-Post Converter O2 Sensor - OEM Domestic ReplacementMPN 51578Mapped to 36 model yearsView on Amazon

MyParts Catalytic Converter Compatible With CadillacMPN PA3-49007Mapped to 29 model yearsView on Amazon

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