# MagnaFlow 454000 Direct Fit California Catalytic Converter (2.25" ID/2.25" OD) for 2003-2006 Ford Crown Victoria and More

### Performance Overview

Magnaflow's California Catalytic Converter is designed to be CARB compliant. The catalytic converter's ribbed body is designed to minimize distortion and expansion of the body to hold the ceramic catalyst in place. magnaflow's Catalytic Converters are made of stainless steel and are backed by their limited lifetime warranty.

### Key Features

-   Brand: MagnaFlow
-   Part number: 454000
-   Product type: Direct Fit California Catalytic Converter (2.25" ID/2.25" OD)
-   Designed for compatible vehicle applications listed on this page

### Vehicle Fitment

-   2003 Ford Crown Victoria, Note: Base, Lwb, Lx, Police Interceptor, S; 4.6L; 2.25"; 2.25"
-   2004 Ford Crown Victoria, Note: Base, Lx, Lx Sport, Police Interceptor; 4.6L; 2.25"; 2.25"
-   2005 Ford Crown Victoria, Note: Base, Lx, Lx Sport, Police Interceptor, S, Special Edition; 4.6L; 2.25"; 2.25"
-   2006 Ford Crown Victoria, Note: Base, Lx, Lx Sport, Police Interceptor; 4.6L; 2.25"; 2.25"
-   2003 Lincoln Town Car, Note: Cartier, Cartier L, Executive, Executive L, Executive Protection Series, Signature; 4.6L; 2.25"; 2.25"
-   2004 Lincoln Town Car, Note: Executive, Executive L, Signature, Ultimate, Ultimate L; 4.6L; 2.25"; 2.25"
-   2005 Lincoln Town Car, Note: Executive, Executive L, Signature, Signature L, Signature Limited; 4.6L; 2.25"; 2.25"
-   2006 Lincoln Town Car, Note: Designer Series, Executive, Executive L, Signature, Signature L, Signature Limited; 4.6L; 2.25"; 2.25"

### FAQ

**Will this fit my vehicle?**  
Please verify your year, make, model, position, and any fitment notes using the compatibility list above before purchase.

**What part number is this?**  
The listed part number is 454000.

**Is this product designed for direct replacement?**  
Yes. This product is intended to match compatible vehicle applications listed in the fitment section.

**Should I confirm fitment before ordering?**  
Yes. Always compare your original part, position, and vehicle details with the fitment chart before ordering.

### Common Searches

-   Direct Fit California Catalytic Converter (2.25" ID/2.25" OD) for Ford Crown Victoria
-   454000 fitment
-   MagnaFlow Direct Fit California Catalytic Converter (2.25" ID/2.25" OD)
-   2003 Ford Crown Victoria Direct Fit California Catalytic Converter (2.25" ID/2.25" OD)

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2003

Ford

Crown Victoria

Base, Lwb, Lx, Police Interceptor, S; 4.6L; 2.25"; 2.25"

2004

Ford

Crown Victoria

Base, Lx, Lx Sport, Police Interceptor; 4.6L; 2.25"; 2.25"

2005

Ford

Crown Victoria

Base, Lx, Lx Sport, Police Interceptor, S, Special Edition; 4.6L; 2.25"; 2.25"

2006

Ford

Crown Victoria

Base, Lx, Lx Sport, Police Interceptor; 4.6L; 2.25"; 2.25"

2003

Lincoln

Town Car

Cartier, Cartier L, Executive, Executive L, Executive Protection Series, Signature; 4.6L; 2.25"; 2.25"

2004

Lincoln

Town Car

Executive, Executive L, Signature, Ultimate, Ultimate L; 4.6L; 2.25"; 2.25"

2005

Lincoln

Town Car

Executive, Executive L, Signature, Signature L, Signature Limited; 4.6L; 2.25"; 2.25"

2006

Lincoln

Town Car

Designer Series, Executive, Executive L, Signature, Signature L, Signature Limited; 4.6L; 2.25"; 2.25"

2003

Mercury

Grand Marquis

Gs, Ls, Lse; 4.6L; 2.25"; 2.25"

2004

Mercury

Grand Marquis

Gs, Ls; 4.6L; 2.25"; 2.25"

2005

Mercury

Grand Marquis

Gs, Gsl, Limited Edition, Ls, Ultimate Edition; 4.6L; 2.25"; 2.25"

2004

Mercury

Marauder

Base; 4.6L; 2.25"; 2.25"

## Details

- **Price:** 1848.75 CAD
- **Vendor:** MagnaFlow
- **Type:** Direct Fit California Catalytic Converter (2.25" ID/2.25" OD)
- **Tags:** 2003 Ford Crown Victoria, 2003 Lincoln Town Car, 2003 Mercury Grand Marquis, 2004 Ford Crown Victoria, 2004 Lincoln Town Car, 2004 Mercury Grand Marquis, 2004 Mercury Marauder, 2005 Ford Crown Victoria, 2005 Lincoln Town Car, 2005 Mercury Grand Marquis, 2006 Ford Crown Victoria, 2006 Lincoln Town Car, 454000, Auto Parts, Automotive, Catalytic Converter, Direct Fit California Catalytic Converter (2.25" ID/2.25" OD), Direct Replacement, Exhaust Performance, Exhaust System, MagnaFlow, Magnaflow-454000, Muffler, Performance Exhaust, Performance Parts, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 1848.75 CAD | In stock |

## Images

- MagnaFlow 454000 Direct Fit California Catalytic Converter (2.25" ID/2.25" OD)

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/magnaflow-ford-crown-victoria-catalytic-converter-carb-454000)
> Updated: 2026-07-16