# MagnaFlow 4551013 California Direct Fit Catalytic Converter for 2004-2005 Ford Explorer 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: 4551013
-   Product type: California Direct Fit Catalytic Converter
-   Designed for compatible vehicle applications listed on this page

### Vehicle Fitment

-   2004 Ford Explorer, Note: Eddie Bauer, Limited, Nbx, Xls, Xls Sport, Xlt, Xlt Sport; 4.0L
-   2005 Ford Explorer, Note: Eddie Bauer, Limited, Xls, Xls Sport, Xlt, Xlt Sport; 4.0L
-   2004 Mercury Mountaineer, Note: Base, Premier; 4.0L
-   2005 Mercury Mountaineer, Note: Convenience, Luxury, Premier; 4.0L

### 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 4551013.

**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 Explorer
-   4551013 fitment
-   MagnaFlow California Direct Fit Catalytic Converter
-   2004 Ford Explorer California Direct Fit Catalytic Converter

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2004

Ford

Explorer

Eddie Bauer, Limited, Nbx, Xls, Xls Sport, Xlt, Xlt Sport; 4.0L

2005

Ford

Explorer

Eddie Bauer, Limited, Xls, Xls Sport, Xlt, Xlt Sport; 4.0L

2004

Mercury

Mountaineer

Base, Premier; 4.0L

2005

Mercury

Mountaineer

Convenience, Luxury, Premier; 4.0L

## Details

- **Price:** 3565.55 CAD
- **Vendor:** MagnaFlow
- **Type:** California Direct Fit Catalytic Converter
- **Tags:** 2004 Ford Explorer, 2004 Mercury Mountaineer, 2005 Ford Explorer, 2005 Mercury Mountaineer, 4551013, Auto Parts, Automotive, California Direct Fit Catalytic Converter, Catalytic Converter, Direct Replacement, Exhaust Performance, Exhaust System, MagnaFlow, Magnaflow-4551013, Muffler, Performance Exhaust, Performance Parts, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 3565.55 CAD | In stock |

## Images

- MagnaFlow 4551013 California Direct Fit Catalytic Converter

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/magnaflow-ford-explorer-catalytic-converter-carb-4551013)
> Updated: 2026-07-16