MagnaFlow Catalytic Converter

2002–2003 Dodge Durango 5.9L V8

Part #: 458050

Overview

The MagnaFlow Direct Fit Catalytic Converter 458050 is engineered as a precise replacement for the 2002–2003 Dodge Durango equipped with the 5.9L Magnum V8 engine. Designed to restore your vehicle’s emissions system to factory standards, this catalytic converter ensures your SUV remains environmentally compliant while preventing check engine light issues related to emissions. It offers a seamless, direct-fit installation that requires no modifications, making it an excellent choice for Durango owners seeking a reliable and durable emissions solution.

Built to meet or exceed California Air Resource Board (CARB) standards, this catalytic converter is suitable for use in California and other states with strict emissions regulations. Whether you are a professional mechanic or a knowledgeable DIY enthusiast, this part provides a hassle-free replacement option that maintains your vehicle’s performance and emissions integrity.

Key Features

MagnaFlow’s catalytic converter combines advanced engineering with high-quality materials to deliver long-lasting durability and emissions compliance. Key features include:

• Direct-fit design specifically tailored for 2002–2003 Dodge Durango 5.9L V8 models
• California Grade CARB compliant for legal use in California and other CARB-restricted states
• Free-flowing mandrel-bent tubing to optimize exhaust flow and reduce backpressure
• Highly corrosion-resistant stainless steel construction for extended service life
• Spun body design replicating original equipment for precise fit and sealing
• Single laser fusion weld to minimize leak potential and enhance structural integrity
• Compact, low-mass design promoting improved thermal efficiency
• Manufactured using state-of-the-art 3D scanning technology for exact fitment

Construction & Design

This catalytic converter is crafted from premium stainless steel, providing superior resistance to rust and corrosion that can degrade lesser components over time. The spun body construction mirrors the original equipment manufacturer’s design, ensuring a perfect fit and reliable sealing. The single laser fusion weld not only strengthens the unit but also reduces the risk of exhaust leaks, which can compromise emissions performance.

Mandrel-bent tubing maintains a smooth internal diameter throughout the exhaust path, preventing restrictions and promoting efficient exhaust gas flow. This design helps maintain engine performance while effectively reducing harmful emissions.

Installation & Fitment

The MagnaFlow 458050 catalytic converter is engineered for a direct bolt-on installation on 2002–2003 Dodge Durango 5.9L V8 4WD models. It requires no cutting, welding, or additional modifications when installed with the proper tools, making the replacement process straightforward and time-efficient. This ensures a hassle-free upgrade or repair experience, whether performed by a professional or a knowledgeable DIYer.

What's Included

• One MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter (Part #458050)

Ideal For

This catalytic converter is ideal for Dodge Durango owners from model years 2002 and 2003 who need a reliable, emissions-compliant replacement part. It suits those looking to maintain or restore their vehicle’s emissions system to factory standards without compromising fit or function. It is also a great choice for drivers residing in states with strict emissions regulations who require a legal and dependable catalytic converter solution.

Emissions Note

This product is designed to meet or exceed California Air Resource Board (CARB) requirements and has undergone additional testing to comply with CARB guidelines. It is legal for use in California and other CARB-restricted states on the specified vehicle applications, ensuring your Dodge Durango remains compliant with local emissions laws.

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.