# MagnaFlow 5551173 Direct-Fit Catalytic Converter 5551173 for 2009-2012 Mercedes-Benz GL550/ML550

### Performance Overview

Upgrade your vehicle's emissions system with the MagnaFlow Direct-Fit Catalytic Converter 5551173. Designed specifically for select Mercedes-Benz models, this converter not only helps keep your check engine light off but also ensures optimal performance and compliance with stringent emissions standards.

### Key Features

-   Brand: MagnaFlow
-   Part number: 5551173
-   Product type: Direct-Fit Catalytic Converter 5551173 for 2009-2012 Mercedes-Benz GL550/ML550
-   Designed for compatible vehicle applications listed on this page

### Vehicle Fitment

-   Mercedes-Benz Gl450 2009 - 2012 Base
-   Mercedes-Benz Gl550 2009 - 2012 Base
-   Mercedes-Benz Gl550 2012 4Matic
-   Mercedes-Benz Ml550 2009 - 2011 Base

### 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 5551173.

**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 Catalytic Converter 5551173 for 2009-2012 Mercedes-Benz GL550/ML550 for universal fitment
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-   universal MagnaFlow Direct-Fit Catalytic Converter 5551173 for 2009-2012 Mercedes-Benz GL550/ML550

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

Mercedes-Benz Gl450 2009 - 2012 Base

Mercedes-Benz Gl550 2009 - 2012 Base

Mercedes-Benz Gl550 2012 4Matic

Mercedes-Benz Ml550 2009 - 2011 Base

## Details

- **Price:** 2660.87 CAD
- **Vendor:** MagnaFlow
- **Type:** Direct-Fit Catalytic Converter 5551173 for 2009-2012 Mercedes-Benz GL550/ML550
- **Tags:** 5551173, Auto Parts, Automotive, Catalytic Converter, Direct Replacement, Direct-Fit Catalytic Converter 5551173 for 2009-2012 Mercedes-Benz GL550/ML550, Exhaust Performance, Exhaust System, MagnaFlow, Muffler, Performance Exhaust, Performance Parts, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 2660.87 CAD | In stock |

## Images

- MagnaFlow 5551173 Direct-Fit Catalytic Converter 5551173 for 2009-2012 Mercedes-Benz GL550/ML550

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> Source: [Standard Auto Part](www.standardautopart.com/products/magnaflow-catalytic-converter-universal-5551173)
> Updated: 2026-06-13