Magnaflow OEM Grade Direct Fit Catalytic Converter

Jeep Grand Cherokee 99-01

Part #: 49494

Overview

The MagnaFlow Direct-Fit Catalytic Converter 49494 is a precision-engineered replacement designed specifically for 1999 to 2001 Jeep Grand Cherokee Laredo and Limited models equipped with the 4.7L V8 engine. This OEM-grade catalytic converter ensures your vehicle complies with Federal emissions standards while maintaining optimal engine performance and exhaust flow. It is an ideal solution for Jeep owners seeking a durable, reliable, and easy-to-install replacement that keeps the check engine light off and supports smooth operation.

Whether you are repairing a damaged converter or upgrading to a compliant aftermarket part, this MagnaFlow converter replicates the original equipment’s form and function. Its direct-fit design eliminates the need for cutting or welding, making it a convenient choice for both professional mechanics and DIY enthusiasts.

Key Features

Built with advanced manufacturing techniques and premium materials, the MagnaFlow 49494 catalytic converter delivers dependable performance and long-lasting durability. Key features include:

• OEM-grade direct-fit design tailored specifically for 1999–2001 Jeep Grand Cherokee Laredo and Limited models
• Federal/EPA compliant, meeting or exceeding emissions requirements for OBDII vehicles
• Mandrel-bent tubing preserves OEM-like geometry for smooth exhaust flow and optimal engine efficiency
• Highly corrosion-resistant 16 gauge 409 stainless steel tubing for extended service life
• Single laser fusion weld on spun body design reduces leak potential and enhances durability
• Compact, low-mass construction improves thermal efficiency and catalytic performance
• OE-sized barbed exhaust hangers made from corrosion-resistant 410 stainless steel to minimize noise and vibration
• Precision stamped collector design for improved exhaust flow and fuel economy
• Includes essential gaskets and hardware for simplified installation
• Interchanges with OE part numbers 5210 1093AB and 5210 1200AA

Construction & Design

MagnaFlow’s catalytic converter features a spun body design crafted using state-of-the-art 3D scanning and metrology technology to ensure exact replication of the original equipment’s dimensions and flow characteristics. The use of 16 gauge 409 stainless steel tubing provides exceptional resistance to corrosion and heat, extending the converter’s lifespan under demanding conditions.

The single laser fusion weld on the converter body enhances structural integrity and minimizes the risk of exhaust leaks. Mandrel-bent tubing maintains smooth, unrestricted exhaust flow, preserving factory performance and fuel efficiency. Additionally, the OE-sized barbed exhaust hangers are constructed from durable 410 stainless steel, reducing vibration and noise for a quieter ride.

Installation & Fitment

This direct-fit catalytic converter is designed for straightforward installation on 1999 to 2001 Jeep Grand Cherokee Laredo and Limited models with the 4.7L V8 engine. It fits precisely without the need for cutting, welding, or modifying existing exhaust components, making it an ideal choice for both DIY enthusiasts and professional mechanics. All necessary gaskets and hardware are included to facilitate a hassle-free replacement process.

What's Included

• MagnaFlow Direct-Fit Catalytic Converter 49494
• Essential gaskets for proper sealing
• Installation hardware

Ideal For

This catalytic converter is perfect for Jeep Grand Cherokee owners who require a reliable, EPA-compliant replacement part that maintains factory emissions standards and engine performance. It is well suited for those performing routine exhaust repairs, emissions upgrades, or restoring their vehicle’s exhaust system to original specifications.

Emissions Note

This MagnaFlow catalytic converter is compliant with Federal EPA emissions standards and is legal for use on OBDII federally registered vehicles. However, 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.