MagnaFlow Direct Fit Catalytic Converter

2004 Dodge Durango 4.7L V8

Part #: 24770

Overview

The MagnaFlow Direct-Fit Catalytic Converter 24770 is a precision-engineered replacement part designed specifically for the 2004 Dodge Durango with 3.7L and 4.7L engines. This catalytic converter ensures your vehicle’s emissions system operates efficiently, helping to prevent check engine light issues and maintain compliance with Federal EPA emissions standards. It is an ideal solution for Durango owners seeking a durable, factory-quality replacement that preserves original performance and fuel economy without the need for modifications.

Built to meet or exceed federal regulations for OBDII federally registered vehicles, this converter supports your vehicle’s emissions integrity while providing a straightforward, hassle-free installation experience. Whether you are a professional mechanic or a DIY enthusiast, the direct-fit design guarantees a seamless swap with no cutting or welding required.

Key Features

MagnaFlow’s Direct-Fit Catalytic Converter combines advanced engineering with premium materials to deliver reliable emissions control and long-lasting durability. Key features include:

• Federal/EPA compliant for legal use on OBDII federally registered vehicles
• Direct-fit design tailored specifically for the 2004 Dodge Durango 3.7L and 4.7L engines
• Mandrel-bent tubing preserves smooth exhaust flow and maintains factory geometry
• Constructed from high-strength 16 gauge 409 stainless steel for superior corrosion resistance
• Single laser fusion weld on spun body design minimizes leak potential
• Compact, low-mass design enhances thermal efficiency and catalytic performance
• Precision stamped collector optimizes exhaust flow and engine efficiency
• Includes essential gaskets and mounting hardware for simplified installation
• Interchanges with OE part numbers 5285 5404AA and 5210 3679AB

Construction & Design

This catalytic converter is expertly crafted from durable 16 gauge 409 stainless steel tubing, chosen for its excellent resistance to corrosion and high temperatures. The spun body design replicates the original equipment manufacturer’s specifications, ensuring that flow dynamics and thermal properties closely match factory standards. MagnaFlow’s use of advanced 3D scanning technology during development guarantees precise fitment and function.

The mandrel-bent tubing maintains OEM-like geometry, promoting smooth exhaust flow that supports optimal engine performance and fuel economy. The single laser fusion weld reduces the risk of exhaust leaks, while the compact design improves thermal efficiency, allowing the converter to reach operating temperature quickly and maintain effective emissions control.

Installation & Fitment

Installation of the MagnaFlow Direct-Fit Catalytic Converter 24770 is designed to be straightforward and convenient. It fits precisely on the 2004 Dodge Durango Limited and SLT models equipped with 3.7L or 4.7L engines, requiring no cutting, welding, or modifications. This makes it an excellent choice for both professional mechanics and DIY installers. All necessary gaskets and mounting hardware are included to ensure a secure, leak-free installation.

What's Included

• MagnaFlow Direct-Fit Catalytic Converter 24770
• Essential installation gaskets
• Mounting hardware

Ideal For

This catalytic converter is perfect for 2004 Dodge Durango owners who need a reliable, EPA-compliant replacement that maintains factory emissions performance. It is suited for drivers looking to restore their vehicle’s emissions system, prevent check engine light issues, and ensure legal compliance without sacrificing fuel economy or engine efficiency.

Emissions Note

This product is designed to meet or exceed Federal emissions requirements set by the EPA and is legal for use on federally registered OBDII vehicles. It is not legal for sale or installation in California, Colorado, or New York due to state-specific emissions regulations.

MagnaFlow is a performance exhaust manufacturer best known for cat‑back and axle‑back systems, mufflers, and catalytic converters engineered for quality sound and improved flow. Their vehicle-specific exhaust options span muscle, import, and truck applications—making MagnaFlow a staple upgrade when you want a deeper tone, cleaner fitment, and a proven performance-focused exhaust setup.