MagnaFlow Direct Fit Catalytic Converter

2006–2010 Jeep Grand Cherokee SRT8 6.1L HEMI

Part #: 16423

Overview

The MagnaFlow Direct-Fit Catalytic Converter 16423 is a precision-engineered replacement part designed specifically for the 2006 to 2010 Jeep Grand Cherokee SRT8 equipped with the 6.1L HEMI engine. This catalytic converter restores your vehicle’s emissions system to factory standards, ensuring compliance with EPA regulations while maintaining optimal engine performance. It is an ideal solution for Jeep owners seeking a reliable, durable, and direct-fit replacement that eliminates the need for modifications or custom fabrication.

Built to keep your check engine light off and maintain clean exhaust emissions, this converter supports efficient exhaust flow and fuel economy. Whether you are repairing a damaged or clogged catalytic converter or upgrading to a high-quality OEM-equivalent part, the MagnaFlow Direct-Fit Catalytic Converter offers long-lasting performance and peace of mind.

Key Features

MagnaFlow’s Direct-Fit Catalytic Converter combines advanced manufacturing techniques with premium materials to deliver a product that meets or exceeds original equipment standards. Key features include:

• Mandrel-bent tubing that preserves OEM-like design and geometry for smooth, unrestricted exhaust flow
• Highly corrosion-resistant 409 stainless steel construction for extended durability in harsh environments
• Single laser fusion weld on the spun body design to minimize leaks and enhance structural integrity
• Compact, low-mass design for improved thermal efficiency and faster catalytic light-off
• OE-sized barbed exhaust hangers made from corrosion-resistant 410 stainless steel to reduce noise and vibration
• Precision stamped collector for optimal exhaust flow, engine efficiency, and fuel economy
• Includes essential gaskets and hardware to simplify installation and ensure a secure fit
• EPA-compliant catalytic converter designed to meet federal emissions standards

Construction & Design

This catalytic converter is crafted from high-strength 16 gauge 409 stainless steel tubing, providing exceptional resistance to corrosion and wear. The spun body design replicates the exact specifications of the original equipment manufacturer, ensuring a perfect fit and reliable performance throughout its service life. MagnaFlow utilizes state-of-the-art 3D scanning technology during development to guarantee precise dimensions and seamless integration with your Jeep’s exhaust system.

The single laser fusion weld enhances the converter’s structural integrity and reduces the risk of exhaust leaks. Mandrel-bent tubing maintains smooth exhaust flow dynamics, preserving factory fuel efficiency and engine operation without restriction.

Installation & Fitment

Designed as a direct-fit replacement, this catalytic converter installs easily without the need for cutting, welding, or additional modifications. It fits seamlessly into the existing exhaust system of 2006 through 2010 Jeep Grand Cherokee SRT8 models with the 6.1L HEMI engine. The included OE-sized barbed exhaust hangers and installation gaskets ensure a secure, leak-free connection, making it accessible for both professional mechanics and experienced DIY enthusiasts equipped with standard tools.

What's Included

• MagnaFlow Direct-Fit Catalytic Converter 16423
• Essential installation gaskets
• OE-sized barbed exhaust hangers
• Installation hardware

Ideal For

This catalytic converter is perfect for Jeep Grand Cherokee SRT8 owners who require a dependable, EPA-compliant replacement part that restores factory emissions performance. It is well-suited for those aiming to maintain their vehicle’s check engine light status, improve exhaust flow, and ensure long-term durability without complex installation procedures or custom modifications.

Emissions Note

Not legal for sale or installation in California, Colorado, or New York. This product is EPA-compliant and intended for use in states that accept federal 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.