MagnaFlow CARB-Grade direct-fit catalytic converter (551057) for the 2003-2011 Ford Crown Victoria 4.6L, also fitting the Lincoln Town Car and Mercury Grand Marquis. Spun-body 409 stainless tubing with a single laser-fusion weld replicates the OE design for smooth flow and a leak-resistant seal; installs with no cutting or welding and includes gaskets. CARB compliant for legal use in California and CARB states.
| Type | Direct-fit catalytic converter |
| Grade | California CARB-compliant |
| Material | 409 stainless steel (spun body) |
| Hardware | Gaskets included |
| Emissions | CARB compliant (CA legal) |
| Part Number | 551057 |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2003-2004,2010-2011 | Ford | Crown Victoria | Base |
| 2009 | Ford | Crown Victoria | Fleet |
| 2003-2004,2009 | Ford | Crown Victoria | LWB |
| 2003-2004,2009-2011 | Ford | Crown Victoria | LX |
| 2004 | Ford | Crown Victoria | LX Sport |
| 2003-2004,2009-2011 | Ford | Crown Victoria | Police Interceptor |
| 2003-2004 | Ford | Crown Victoria | S |
| 2009-2010 | Lincoln | Town Car | Executive |
| 2009-2011 | Lincoln | Town Car | Executive L |
| 2009-2011 | Lincoln | Town Car | Signature L |
| 2009-2011 | Lincoln | Town Car | Signature Limited |
| 2009-2011 | Mercury | Grand Marquis | LS |
Shipping: In-stock orders placed before 3 PM EST ship the same day, and everything else ships within 24 hours. Standard, expedited, and overnight options are available at checkout. Backordered items ship as soon as we get them back in stock. Contact us for lead times. See the full Shipping Policy.
Returns: 30-day returns on new, unused items in original packaging. See the full Refund Policy.
