# MagnaFlow 444333 Direct Fit California Catalytic Converter (2.25" ID/2.25" OD) for 2000-2005 Audi A4 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: 444333
-   Product type: Direct Fit California Catalytic Converter (2.25" ID/2.25" OD)
-   Designed for compatible vehicle applications listed on this page

### Vehicle Fitment

-   2000 Audi A4, Note: Base; 2.8L; 2.25"; 2.25"
-   2001 Audi A4, Note: Base; 2.8L; 2.25"; 2.25"
-   2000 Audi A6, Note: Base; 2.8L; 2.25"; 2.25"
-   2001 Audi A6, Note: Base; 2.8L; 2.25"; 2.25"
-   2000 Audi A6 Quattro, Note: Avant, Base; 2.8L; 2.25"; 2.25"
-   2001 Audi A6 Quattro, Note: Avant, Base; 2.8L; 2.25"; 2.25"; Automatic Trans
-   2000 Volkswagen Passat, Note: 4 Motion, Gls, Glx; 2.8L; 2.25"; 2.25"; Automatic Trans
-   2001 Volkswagen Passat, Note: Gls, Gls 4 Motion, Glx, Glx 4 Motion; 2.8L; 2.25"; 2.25"; Automatic Trans

### 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 444333.

**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 Audi A4
-   444333 fitment
-   MagnaFlow Direct Fit California Catalytic Converter (2.25" ID/2.25" OD)
-   2000 Audi A4 Direct Fit California Catalytic Converter (2.25" ID/2.25" OD)

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2000

Audi

A4

Base; 2.8L; 2.25"; 2.25"

2001

Audi

A4

Base; 2.8L; 2.25"; 2.25"

2000

Audi

A6

Base; 2.8L; 2.25"; 2.25"

2001

Audi

A6

Base; 2.8L; 2.25"; 2.25"

2000

Audi

A6 Quattro

Avant, Base; 2.8L; 2.25"; 2.25"

2001

Audi

A6 Quattro

Avant, Base; 2.8L; 2.25"; 2.25"; Automatic Trans

2000

Volkswagen

Passat

4 Motion, Gls, Glx; 2.8L; 2.25"; 2.25"; Automatic Trans

2001

Volkswagen

Passat

Gls, Gls 4 Motion, Glx, Glx 4 Motion; 2.8L; 2.25"; 2.25"; Automatic Trans

2002

Volkswagen

Passat

Gls, Gls 4 Motion, Glx, Glx 4 Motion; 2.8L; 2.25"; 2.25"; Automatic Trans

2003

Volkswagen

Passat

Gl, Gls, Glx, Glx 4 Motion; 2.8L; 2.25"; 2.25"; Automatic Trans

2004

Volkswagen

Passat

Gl, Gls, Glx, Glx 4 Motion; 2.8L; 2.25"; 2.25"; Automatic Trans

2005

Volkswagen

Passat

Gls, Gls 4 Motion, Glx, Glx 4 Motion; 2.8L; 2.25"; 2.25"; Automatic Trans

## Details

- **Price:** 2079.3 CAD
- **Vendor:** MagnaFlow
- **Type:** Direct Fit California Catalytic Converter (2.25" ID/2.25" OD)
- **Tags:** 2000 Audi A4, 2000 Audi A6, 2000 Audi A6 Quattro, 2000 Volkswagen Passat, 2001 Audi A4, 2001 Audi A6, 2001 Audi A6 Quattro, 2001 Volkswagen Passat, 2002 Volkswagen Passat, 2003 Volkswagen Passat, 2004 Volkswagen Passat, 2005 Volkswagen Passat, 444333, Auto Parts, Automotive, Catalytic Converter, Direct Fit California Catalytic Converter (2.25" ID/2.25" OD), Direct Replacement, Exhaust Performance, Exhaust System, MagnaFlow, Magnaflow-444333, Muffler, Performance Exhaust, Performance Parts, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 2079.30 CAD | In stock |

## Images

- MagnaFlow 444333 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-audi-a4-catalytic-converter-carb-444333)
> Updated: 2026-07-16