MagnaFlow Catalytic Converter

2000–2003 Dodge Durango 4.7L V8

Part #: 51338

Overview

The MagnaFlow OEM Grade Direct-Fit Catalytic Converter 51338 is engineered specifically for Dodge Durango models from 2000 to 2003 equipped with the 4.7L V8 engine. Designed as a precise replacement for the factory catalytic converter, this unit ensures your vehicle complies with Federal EPA emissions standards while maintaining optimal engine performance. It is an excellent choice for Durango owners seeking a reliable, easy-to-install solution that prevents check engine light issues and supports smooth exhaust flow.

Built to meet or exceed Federal emissions requirements, this catalytic converter is compatible with OBDII Federal and California emission systems. Its direct-fit design allows for a straightforward installation without cutting or welding, making it suitable for both professional mechanics and experienced DIY enthusiasts.

Key Features

MagnaFlow’s catalytic converter combines advanced manufacturing techniques with durable materials to deliver long-lasting performance and emissions compliance. Key features include:

• Direct-fit design tailored specifically for 2000–2003 Dodge Durango 4.7L V8 models, ensuring OEM-level fit and function
• Mandrel-bent tubing that preserves smooth exhaust flow and maintains factory geometry
• Highly corrosion-resistant 409 stainless steel tubing and 410 stainless steel exhaust hangers for extended service life
• Single laser fusion weld on the spun body design to minimize leak potential
• Compact, low-mass construction for improved thermal efficiency and quicker catalyst light-off
• Precision stamped collector for optimized exhaust flow and engine efficiency
• Torca AccuSeal® exhaust clamps providing 360-degree clamping force to prevent pipe distortion and ensure a complete seal
• Includes all necessary hardware and gaskets for a hassle-free installation
• Meets or exceeds Federal EPA emissions standards for OBDII vehicles

Construction & Design

This catalytic converter is crafted from high-strength 16-gauge 409 stainless steel tubing, offering exceptional resistance to rust and corrosion. The spun body replicates the original equipment manufacturer’s design, utilizing a single laser fusion weld to reduce leak risks and enhance durability. MagnaFlow employs advanced 3D scanning technology during development to guarantee precise fitment and consistent quality.

Exhaust hangers are made from corrosion-resistant 410 stainless steel with OE-sized barbs to reduce vibration and noise, contributing to a quieter, smoother ride. The mandrel-bent tubing maintains OEM-like flow dynamics, ensuring your engine operates efficiently without sacrificing fuel economy.

Installation & Fitment

Designed as a direct replacement for the factory catalytic converter, this MagnaFlow unit installs easily with common hand tools—no cutting, welding, or modifications required. The included hardware and gaskets simplify the process, even when dealing with corroded factory components. This converter is compatible with OE part numbers 5210 3389AE and 5210 3390AG, among others, ensuring seamless interchangeability and a perfect fit for your Dodge Durango.

What's Included

• MagnaFlow OEM Grade Direct-Fit Catalytic Converter 51338
• Torca AccuSeal® exhaust clamps
• Essential gaskets and mounting hardware

Ideal For

This catalytic converter is ideal for Dodge Durango owners from model years 2000 through 2003 who need a reliable, EPA-compliant replacement part. It suits those looking to maintain factory emissions compliance, restore proper exhaust function, and avoid check engine light issues without extensive modifications or professional installation costs.

Emissions Note

This MagnaFlow catalytic converter is designed to meet or exceed Federal emissions requirements as set forth by the EPA. It is compliant with OBDII Federal and California emission systems and is legal for use on federally registered vehicles requiring EPA-compliant catalytic converters. Installing this part helps ensure your vehicle remains within legal emissions standards.

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.