Keep the check engine light off with MagnaFlow HM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 50175. With features including free-flowing mandrel-bent tubing and highly corrosion resistant, stainless steel construction, easily install this spun body converter yourself using the proper tools, no cutting or welding required. MagnaFlow's state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE spun body design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency.Designed to fit the 1999-2000 BMW 323i, 1999-2000 BMW Z3, and more, this direct-fit catalytic converter also interchanges with OE part 11 62 7 503 673. The included gaskets & hardware reduce the possibility of a leaking seal while avoiding the need to reuse corroded factory parts for installation. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with Federal/EPA Emission systems.
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This Part Fits:

Year	Make	Model	Submodel
2000	BMW	323Ci	Base
1998-2000	BMW	323i	Base
1998-1999	BMW	323is	Base
2000	BMW	328Ci	Base
1999-2000	BMW	328i	Base
1999	BMW	328is	Base
1999-2000	BMW	Z3	Coupe
1999-2000	BMW	Z3	Roadster