# MagnaFlow 4451637 Direct Fit California Catalytic Converter for 1998-1999 Dodge Durango

### 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: 4451637
-   Product type: Direct Fit California Catalytic Converter
-   Designed for compatible vehicle applications listed on this page

### Vehicle Fitment

-   1998 Dodge Durango, Note: Base, Slt; 5.2L
-   1999 Dodge Durango, Note: Base, Slt, Slt Plus; 5.2L, 5.9L

### 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 4451637.

**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 for Dodge Durango
-   4451637 fitment
-   MagnaFlow Direct Fit California Catalytic Converter
-   1998 Dodge Durango Direct Fit California Catalytic Converter

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

1998

Dodge

Durango

Base, Slt; 5.2L

1999

Dodge

Durango

Base, Slt, Slt Plus; 5.2L, 5.9L

## Details

- **Price:** 2034.35 CAD
- **Vendor:** MagnaFlow
- **Type:** Direct Fit California Catalytic Converter
- **Tags:** 1998 Dodge Durango, 1999 Dodge Durango, 4451637, Auto Parts, Automotive, Catalytic Converter, Direct Fit California Catalytic Converter, Direct Replacement, Exhaust Performance, Exhaust System, MagnaFlow, Magnaflow-4451637, Muffler, Performance Exhaust, Performance Parts, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 2034.35 CAD | In stock |

## Images

- MagnaFlow 4451637 Direct Fit California Catalytic Converter

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/magnaflow-dodge-durango-catalytic-converter-carb-4451637)
> Updated: 2026-07-16