# MagnaFlow 5421204 California Universal Catalytic Converter (2.00" ID/2.00" OD) for 2006-2010 Chevrolet Cobalt 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: 5421204
-   Product type: California Universal Catalytic Converter (2.00" ID/2.00" OD)
-   Designed for compatible vehicle applications listed on this page

### Vehicle Fitment

-   2008 Chevrolet Cobalt, Note: Ls, Lt, Sport; 2.2L, 2.4L; 2.00"; 2.00"; Automatic Trans
-   2009 Chevrolet Cobalt, Note: Ls, Lt; 2.2L; 2.00"; 2.00"; Automatic Trans
-   2010 Chevrolet Cobalt, Note: Base, Ls, Lt; 2.2L; 2.00"; 2.00"; Automatic Trans
-   2008 Pontiac G5, Note: Base, Gt; 2.2L, 2.4L; 2.00"; 2.00"; Automatic Trans
-   2009 Pontiac G5, Note: Base, Gt; 2.2L; 2.00"; 2.00"; Automatic Trans
-   2007 Suzuki Aerio, Note: Base, Premium; 2.3L; 2.00"; 2.00"
-   2007 Suzuki Sx4, Note: Base, Sport; 2.0L; 2.00"; 2.00"
-   2008 Suzuki Sx4, Note: Base, Sport; 2.0L; 2.00"; 2.00"

### 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 5421204.

**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 Universal Catalytic Converter (2.00" ID/2.00" OD) for Chevrolet Cobalt
-   5421204 fitment
-   MagnaFlow California Universal Catalytic Converter (2.00" ID/2.00" OD)
-   2006 Chevrolet Cobalt California Universal Catalytic Converter (2.00" ID/2.00" OD)

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2008

Chevrolet

Cobalt

Ls, Lt, Sport; 2.2L, 2.4L; 2.00"; 2.00"; Automatic Trans

2009

Chevrolet

Cobalt

Ls, Lt; 2.2L; 2.00"; 2.00"; Automatic Trans

2010

Chevrolet

Cobalt

Base, Ls, Lt; 2.2L; 2.00"; 2.00"; Automatic Trans

2008

Pontiac

G5

Base, Gt; 2.2L, 2.4L; 2.00"; 2.00"; Automatic Trans

2009

Pontiac

G5

Base, Gt; 2.2L; 2.00"; 2.00"; Automatic Trans

2007

Suzuki

Aerio

Base, Premium; 2.3L; 2.00"; 2.00"

2007

Suzuki

Sx4

Base, Sport; 2.0L; 2.00"; 2.00"

2008

Suzuki

Sx4

Base, Sport; 2.0L; 2.00"; 2.00"

2009

Suzuki

Sx4

Base, Sport; 2.0L; 2.00"; 2.00"

2006

Volkswagen

Phaeton

W12; 6.0L; 2.00"; 2.00"

## Details

- **Price:** 519.1 CAD
- **Vendor:** MagnaFlow
- **Type:** California Universal Catalytic Converter (2.00" ID/2.00" OD)
- **Tags:** 2006 Volkswagen Phaeton, 2007 Suzuki Aerio, 2007 Suzuki Sx4, 2008 Chevrolet Cobalt, 2008 Pontiac G5, 2008 Suzuki Sx4, 2009 Chevrolet Cobalt, 2009 Pontiac G5, 2009 Suzuki Sx4, 2010 Chevrolet Cobalt, 5421204, Auto Parts, Automotive, California Universal Catalytic Converter (2.00" ID/2.00" OD), Catalytic Converter, Direct Replacement, Exhaust Performance, Exhaust System, MagnaFlow, Magnaflow-5421204, Muffler, Performance Exhaust, Performance Parts, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 519.10 CAD | In stock |

## Images

- MagnaFlow 5421204 California Universal Catalytic Converter (2.00" ID/2.00" OD)

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/magnaflow-chevrolet-cobalt-catalytic-converter-carb-5421204)
> Updated: 2026-07-16