Magnaflow Manifold Catalytic Converter

Fits Most Dodge/Jeep 5.7L/3.6L (13-17)

Part #: 5551251

Overview

The Magnaflow Manifold Catalytic Converter is a direct-fit replacement designed specifically for the 2013 to 2017 Dodge Durango and Jeep Grand Cherokee equipped with the 3.6L V6 engine. Engineered to restore your vehicle’s emissions control system, this catalytic converter helps maintain compliance with stringent environmental regulations while preventing check engine light issues related to exhaust components.

Ideal for drivers seeking a reliable, hassle-free upgrade or repair, this converter installs easily without the need for cutting, welding, or modifications. It ensures your vehicle’s exhaust system performs efficiently and remains street-legal, especially in states with strict emissions standards.

Key Features

Magnaflow’s manifold catalytic converter combines precision engineering with durable materials to deliver a high-quality replacement part that meets or exceeds original equipment standards. Key features include:

• California Air Resource Board (CARB) compliant for legal use in California and other CARB-regulated states
• Direct-fit design requiring no cutting, welding, or modifications
• Free-flowing mandrel-bent tubing to optimize exhaust flow and engine efficiency
• Highly corrosion-resistant stainless steel construction for long-lasting durability
• Spun body design replicating original equipment for precise fitment and sealing
• Single laser fusion weld to minimize leak potential and enhance structural integrity
• Compact, low-mass design for improved thermal efficiency
• Developed using advanced 3D scanning technology for exact dimensional replication

Construction & Design

This catalytic converter features a robust stainless steel construction that resists rust and corrosion, ensuring reliable performance even under harsh driving conditions. The spun body design closely mirrors the original equipment manufacturer’s specifications, providing a perfect fit and dependable sealing to prevent exhaust leaks.

The single laser fusion weld enhances structural strength and reduces the risk of leaks, while the mandrel-bent tubing maintains smooth exhaust flow to optimize engine performance. Magnaflow’s use of state-of-the-art 3D scanning and metrology during development guarantees precise fitment and consistent quality across every unit.

Installation & Fitment

Designed as a direct-fit replacement, this Magnaflow catalytic converter installs quickly and easily using standard automotive tools. No cutting, welding, or additional modifications are necessary, making it an ideal solution for professional mechanics and experienced DIY enthusiasts alike. It is engineered to fit perfectly on 2013–2017 Dodge Durango and Jeep Grand Cherokee models equipped with the 3.6L V6 engine, ensuring a hassle-free installation and reliable operation.

What's Included

• Magnaflow Manifold Catalytic Converter (Part #5551251)
• Installation hardware (if applicable)
• Product instructions and warranty information

Ideal For

This catalytic converter is perfect for Dodge Durango and Jeep Grand Cherokee owners who require a high-quality, CARB-compliant replacement to restore emissions control and maintain vehicle performance. It suits those who prefer a direct-fit, no-modification installation and want to ensure their vehicle remains street-legal in California and other states with strict emissions regulations.

Emissions Note

This product is California Air Resource Board (CARB) compliant and has passed rigorous testing to meet CARB guidelines. It is legal for use in California and other CARB-restricted states on the specified 2013–2017 Dodge Durango and Jeep Grand Cherokee 3.6L V6 models. Installing this catalytic converter helps your vehicle meet emissions standards and avoid check engine light issues related to exhaust system components.

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.