# MagnaFlow 5631375 Manifold Catalytic Converter for 2003-2004 Ford Focus 2.3L, CARB Certified

### Performance Overview

If you're looking to keep that check engine light off while boosting the performance of your 2003-2004 Ford Focus, the MagnaFlow Direct-Fit Catalytic Converter 5631375 is your go-to solution. Designed specifically for your ride, this catalytic converter offers a seamless installation experience without the need for cutting or welding. Just grab your tools and get ready to enhance your exhaust system.

### Key Features

-   Brand: MagnaFlow
-   Part number: 5631375
-   Product type: Manifold Catalytic Converter for 2003-2004 Ford Focus 2.3L, CARB Certified
-   Designed for compatible vehicle applications listed on this page

### Vehicle Fitment

-   Ford Focus 2003 - 2004 Zx3
-   Ford Focus 2003 - 2004 Se
-   Ford Focus 2003 - 2004 Zx5
-   Ford Focus 2003 - 2004 Zts
-   Ford Focus 2003 - 2004 Ztw
-   Ford Focus 2003 - 2004 Lx

### 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 5631375.

**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

-   Manifold Catalytic Converter for 2003-2004 Ford Focus 2.3L, CARB Certified for universal fitment
-   5631375 fitment
-   MagnaFlow Manifold Catalytic Converter for 2003-2004 Ford Focus 2.3L, CARB Certified
-   universal MagnaFlow Manifold Catalytic Converter for 2003-2004 Ford Focus 2.3L, CARB Certified

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

Ford Focus 2003 - 2004 Zx3

Ford Focus 2003 - 2004 Se

Ford Focus 2003 - 2004 Zx5

Ford Focus 2003 - 2004 Zts

Ford Focus 2003 - 2004 Ztw

Ford Focus 2003 - 2004 Lx

## Details

- **Price:** 2731.8 CAD
- **Vendor:** MagnaFlow
- **Type:** Manifold Catalytic Converter for 2003-2004 Ford Focus 2.3L, CARB Certified
- **Tags:** 5631375, Auto Parts, Automotive, CARB Certified, Catalytic Converter, Direct Replacement, Exhaust Performance, Exhaust System, MagnaFlow, Manifold Catalytic Converter for 2003-2004 Ford Focus 2.3L, Muffler, Performance Exhaust, Performance Parts, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 2731.80 CAD | In stock |

## Images

- MagnaFlow 5631375 Manifold Catalytic Converter for 2003-2004 Ford Focus 2.3L, CARB Certified

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/magnaflow-catalytic-converter-universal-5631375)
> Updated: 2026-07-06