# MagnaFlow 4583378 California Direct Fit Catalytic Converter for 2003 Ford E-150 Econoline 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: 4583378
-   Product type: California Direct Fit Catalytic Converter
-   Designed for compatible vehicle applications listed on this page

### Vehicle Fitment

-   2003 Ford E-150 Econoline, Note: Base; 5.4L
-   2003 Ford E-150 Econoline Club Wagon, Note: Chateau, Xl, Xlt; 5.4L
-   2003 Ford E-250 Econoline, Note: Base; 5.4L
-   2003 Ford E-350 Econoline Club Wagon, Note: Chateau, Xl, Xlt; 5.4L
-   2003 Ford E-350 Super Duty, Note: Base; 5.4L

### 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 4583378.

**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

-   California Direct Fit Catalytic Converter for Ford E-150 Econoline
-   4583378 fitment
-   MagnaFlow California Direct Fit Catalytic Converter
-   2003 Ford E-150 Econoline California Direct Fit Catalytic Converter

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2003

Ford

E-150 Econoline

Base; 5.4L

2003

Ford

E-150 Econoline Club Wagon

Chateau, Xl, Xlt; 5.4L

2003

Ford

E-250 Econoline

Base; 5.4L

2003

Ford

E-350 Econoline Club Wagon

Chateau, Xl, Xlt; 5.4L

2003

Ford

E-350 Super Duty

Base; 5.4L

## Details

- **Price:** 2069.58 CAD
- **Vendor:** MagnaFlow
- **Type:** California Direct Fit Catalytic Converter
- **Tags:** 2003 Ford E-150 Econoline, 2003 Ford E-150 Econoline Club Wagon, 2003 Ford E-250 Econoline, 2003 Ford E-350 Econoline Club Wagon, 2003 Ford E-350 Super Duty, 4583378, Auto Parts, Automotive, California Direct Fit Catalytic Converter, Catalytic Converter, Direct Replacement, Exhaust Performance, Exhaust System, MagnaFlow, Magnaflow-4583378, Muffler, Performance Exhaust, Performance Parts, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 2069.58 CAD | In stock |

## Images

- MagnaFlow 4583378 California Direct Fit Catalytic Converter

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> Source: [Standard Auto Part](www.standardautopart.com/products/magnaflow-ford-e-150-econoline-catalytic-converter-carb-4583378)
> Updated: 2026-06-13