MagnaFlow Direct Fit Catalytic Converter

Jeep Grand Cherokee 99-04

Part #: 24507

Overview

The MagnaFlow Direct Fit Catalytic Converter is a precision-engineered replacement designed specifically for 1999 to 2004 Jeep Grand Cherokee models equipped with the 4.0L inline-six engine. This EPA-compliant converter ensures your vehicle meets or exceeds federal emissions standards while preserving factory performance and fuel efficiency. Ideal for Jeep owners seeking a reliable and straightforward solution, it offers a direct bolt-on fit that eliminates the need for cutting or welding, making installation quick and hassle-free.

Built to replicate the original equipment manufacturer’s (OEM) design and flow characteristics, this catalytic converter maintains smooth exhaust flow and helps keep your check engine light off. It is an excellent choice for those who want to maintain emissions compliance without compromising durability or engine operation.

Key Features

Combining advanced engineering with durable materials, the MagnaFlow catalytic converter delivers dependable performance and long-lasting service. Key features include:

• Federal/EPA compliant direct-fit catalytic converter for 1999–2004 Jeep Grand Cherokee 4.0L I6 models
• Mandrel-bent tubing preserves OEM-like exhaust flow and geometry for optimal engine operation and fuel economy
• Constructed from highly corrosion-resistant 16 gauge 409 stainless steel tubing for extended durability
• Replicated OE spun body design with a single laser fusion weld to minimize leaks and enhance structural integrity
• Compact, low-mass design improves thermal efficiency and enables quicker catalyst light-off
• OE-sized barbed exhaust hangers made from corrosion-resistant 410 stainless steel reduce noise and vibration
• Precision stamped collector design optimizes exhaust flow and engine efficiency
• Includes essential gaskets and hardware for simplified installation

Construction & Design

MagnaFlow’s direct-fit catalytic converter is crafted from premium 16 gauge 409 stainless steel tubing, selected for its excellent corrosion resistance and ability to withstand harsh exhaust conditions. The spun body design closely mirrors the OEM converter, ensuring consistent flow dynamics and a perfect fit. A single laser fusion weld enhances the converter’s structural integrity and reduces the risk of exhaust leaks.

The mandrel-bent tubing maintains smooth bends and consistent diameter, preserving the original exhaust geometry to prevent flow restrictions. Additionally, the OE-sized barbed exhaust hangers are made from durable 410 stainless steel, providing robust support while minimizing vibration and noise for a quieter ride.

Installation & Fitment

This catalytic converter is engineered for a direct bolt-on installation on 1999 to 2004 Jeep Grand Cherokee Laredo, Limited, and Special Edition models with the 4.0L inline-six engine. No cutting, welding, or modifications are required, making it a straightforward replacement for the original part. Installation is further simplified by the inclusion of all necessary gaskets and hardware, allowing both experienced DIYers and professional mechanics to complete the job efficiently using standard tools.

What's Included

• MagnaFlow direct-fit catalytic converter
• Essential gaskets for proper sealing
• Installation hardware

Ideal For

This catalytic converter is ideal for Jeep Grand Cherokee owners who need a dependable, EPA-compliant replacement that maintains factory performance and emissions standards. It is perfect for those looking to keep their vehicle’s check engine light off, ensure smooth exhaust flow, and extend the life of their exhaust system without complicated installation procedures.

Emissions Note

This MagnaFlow catalytic converter meets or exceeds Federal emissions requirements set by the EPA and is legal for use on OBDII federally registered vehicles with Federal/EPA emission systems. Please note, 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.