2005 Audi S4 catalytic converters

Catalytic converters from the marketplace Catalytic Converters leaf.

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

MagnaFlow Universal Catalytic Converter HM Grade Federal/EPA Compliant 99204HM - Stainless Steel 2in Inlet/Outlet Diameter, 13in Overall Length, No O2 Sensor - HM ReplacementMPN 99204HMFits many model years — weak donor evidenceView on Amazon

MagnaFlow Universal Catalytic Converter OEM Grade Federal/EPA Compliant 51204 - Stainless Steel 2in Inlet/Outlet Diameter, 13in Overall Length, No O2 Sensor - OEM ReplacementMPN 51204Fits many model years — weak donor evidenceView on Amazon

Front Direct Fit Catalytic Converter Exhaust Pipe Compatible with Audi A4 S4 RSA Cabrio NewMPN SAB2-6452923Mapped to 7 model yearsView on Amazon

AP Exhaust Products 608414 Catalytic ConverterMPN 608414Mapped to 45 model yearsView on Amazon

MagnaFlow Direct-Fit Catalytic Converter HM Grade Federal/EPA Compliant 24318MPN 24318Mapped to 6 model yearsView on Amazon

MagnaFlow Direct-Fit Catalytic Converter OEM Grade Federal/EPA Compliant 49872MPN 49872Mapped to 6 model yearsView on Amazon

MagnaFlow Direct-Fit Catalytic Converter OEM Grade Federal/EPA Compliant 49917MPN 49917Mapped to 5 model yearsView on Amazon

MagnaFlow Direct-Fit Catalytic Converter California Grade CARB Compliant 441095MPN 441095Mapped to 3 model yearsView on Amazon

MagnaFlow Direct-Fit Catalytic Converter HM Grade Federal/EPA Compliant 24317MPN 24317Mapped to 1 model yearsView on Amazon

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