# MagnaFlow 452416 Direct Fit California Catalytic Converter (2.5" ID/2.25" OD) for 2001-2006 Bmw M3 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: 452416
-   Product type: Direct Fit California Catalytic Converter (2.5" ID/2.25" OD)
-   Designed for compatible vehicle applications listed on this page

### Vehicle Fitment

-   2001 Bmw M3, Note: Base; 3.2L; 2.50"; 2.25"
-   2002 Bmw M3, Note: Base; 3.2L; 2.50"; 2.25"
-   2003 Bmw M3, Note: Base; 3.2L; 2.50"; 2.25"
-   2004 Bmw M3, Note: Base; 3.2L; 2.50"; 2.25"
-   2005 Bmw M3, Note: Base; 3.2L; 2.50"; 2.25"
-   2006 Bmw M3, Note: Base; 3.2L; 2.50"; 2.25"
-   2001 Bmw Z3, Note: M Coupe, M Roadster; 3.2L; 2.50"; 2.25"
-   2002 Bmw Z3, Note: M Coupe, M Roadster; 3.2L; 2.50"; 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 452416.

**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 (2.5" ID/2.25" OD) for Bmw M3
-   452416 fitment
-   MagnaFlow Direct Fit California Catalytic Converter (2.5" ID/2.25" OD)
-   2001 Bmw M3 Direct Fit California Catalytic Converter (2.5" ID/2.25" OD)

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2001

Bmw

M3

Base; 3.2L; 2.50"; 2.25"

2002

Bmw

M3

Base; 3.2L; 2.50"; 2.25"

2003

Bmw

M3

Base; 3.2L; 2.50"; 2.25"

2004

Bmw

M3

Base; 3.2L; 2.50"; 2.25"

2005

Bmw

M3

Base; 3.2L; 2.50"; 2.25"

2006

Bmw

M3

Base; 3.2L; 2.50"; 2.25"

2001

Bmw

Z3

M Coupe, M Roadster; 3.2L; 2.50"; 2.25"

2002

Bmw

Z3

M Coupe, M Roadster; 3.2L; 2.50"; 2.25"

## Details

- **Price:** 2202.55 CAD
- **Vendor:** MagnaFlow
- **Type:** Direct Fit California Catalytic Converter (2.5" ID/2.25" OD)
- **Tags:** 2001 Bmw M3, 2001 Bmw Z3, 2002 Bmw M3, 2002 Bmw Z3, 2003 Bmw M3, 2004 Bmw M3, 2005 Bmw M3, 2006 Bmw M3, 452416, Auto Parts, Automotive, Catalytic Converter, Direct Fit California Catalytic Converter (2.5" ID/2.25" OD), Direct Replacement, Exhaust Performance, Exhaust System, MagnaFlow, Magnaflow-452416, Muffler, Performance Exhaust, Performance Parts, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 2202.55 CAD | In stock |

## Images

- MagnaFlow 452416 Direct Fit California Catalytic Converter (2.5" ID/2.25" OD)

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/magnaflow-bmw-m3-catalytic-converter-carb-452416)
> Updated: 2026-07-16