MagnaFlow Standard Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 93439 helps keep the check engine light off. DIY installation is easy with the proper tools (no cutting or welding required). With features including mandrel-bent tubing to eliminate flow restrictions and stainless steel construction to resist corrosion, you can have confidence in the quality of this catalytic converter. Using state-of-the-art 3D scanning systems in the design process, the MagnaFlow metrology department ensures this new part to fit and function like the original equipment. This direct-fit catalytic converter is designed to fit the 1984-1987 Buick Regal and 1985 Buick Riviera. Avoid potential exhaust leaks by using the included gaskets to get a proper seal. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for pre-OBDII Federally registered vehicles.

This Part Fits:

Year	Make	Model	Submodel
1987	Buick	Regal	GNX
1984-1987	Buick	Regal	Grand National
1987	Buick	Regal	Limited
1984-1986	Buick	Regal	T-Type
1985	Buick	Riviera	Base
1985	Buick	Riviera	Luxury
1985	Buick	Riviera	T-Type