MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 454001 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.Designed to fit the 2003-2005 Mercury Grand Marquis, 2003-2006 Lincoln Town Car, and more, this direct-fit catalytic converter also interchanges with OE part 3W7Z-5E212-AA. Avoid potential exhaust leaks by using the included gaskets to get a proper seal. This replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.

Vehicle Fitment

Years	Make	Model	Trim
2003–2006	Ford	Crown Victoria	Base
2006	Ford	Crown Victoria	Fleet
2003–2006	Ford	Crown Victoria	LWB
2003–2006	Ford	Crown Victoria	LX
2004–2006	Ford	Crown Victoria	LX Sport
2003–2006	Ford	Crown Victoria	Police Interceptor
2003–2005	Ford	Crown Victoria	S
2005	Ford	Crown Victoria	Special Edition
2003	Lincoln	Town CAR	Base
2003	Lincoln	Town CAR	Cartier
2003	Lincoln	Town CAR	Cartier L
2006	Lincoln	Town CAR	Designer Series
2003–2006	Lincoln	Town CAR	Executive
2003–2006	Lincoln	Town CAR	Executive L
2003	Lincoln	Town CAR	Executive Protection Series
2004–2006	Lincoln	Town CAR	Protection Series
2003–2006	Lincoln	Town CAR	Signature
2005–2006	Lincoln	Town CAR	Signature L
2005–2006	Lincoln	Town CAR	Signature Limited
2004	Lincoln	Town CAR	Ultimate
2004	Lincoln	Town CAR	Ultimate L
2003–2005	Mercury	Grand Marquis	GS
2005	Mercury	Grand Marquis	GSL
2005	Mercury	Grand Marquis	Limited Edition
2003–2005	Mercury	Grand Marquis	LS
2003	Mercury	Grand Marquis	LSE
2005	Mercury	Grand Marquis	Ultimate Edition
2004	Mercury	Marauder	Base