MagnaFlow OEM Grade Direct-Fit Catalytic Converter

2004 Jeep Grand Cherokee 4.7L V8

Part #: 49074

Overview

The MagnaFlow Direct-Fit Catalytic Converter 49074 is a high-quality replacement designed specifically for the 2004 Jeep Grand Cherokee models equipped with the 4.7L V8 engine, including Laredo, Limited, and Overland trims. Engineered to meet or exceed Federal emissions standards, this OEM-grade converter ensures your vehicle remains compliant with EPA regulations while maintaining optimal engine performance and fuel efficiency.

This direct-fit catalytic converter offers a seamless installation experience without the need for cutting or welding, making it an ideal solution for Jeep owners seeking a reliable and durable emissions component. Whether replacing a worn or damaged converter or upgrading your emissions system, MagnaFlow delivers a product that preserves factory performance and keeps your check engine light off.

Key Features

Combining advanced engineering with robust materials, this MagnaFlow catalytic converter offers dependable operation and emissions compliance:

• OEM-grade direct-fit design tailored for 2004 Jeep Grand Cherokee Laredo, Limited, and Overland models
• Federal/EPA compliant, meeting strict emissions requirements for OBDII federally registered vehicles
• Mandrel-bent tubing maintains OEM-like geometry for unrestricted exhaust flow and peak engine efficiency
• Highly corrosion-resistant 16 gauge 409 stainless steel tubing for extended service life
• Single laser fusion weld on spun body reduces leak potential and enhances durability
• Compact, low-mass design 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 optimizes exhaust flow and fuel economy
• Includes essential gaskets and hardware to simplify installation

Construction & Design

MagnaFlow’s Direct-Fit Catalytic Converter is expertly crafted from premium 16 gauge 409 stainless steel tubing, providing excellent resistance to corrosion and harsh operating conditions. The spun body design replicates the original equipment manufacturer’s specifications, ensuring a perfect fit and reliable long-term performance.

The single laser fusion weld enhances structural integrity and minimizes the risk of exhaust leaks. Mandrel-bent tubing preserves smooth, consistent exhaust flow by maintaining the internal diameter and geometry, which is critical for sustaining factory engine performance and fuel efficiency. Additionally, the compact design promotes better thermal management, allowing the catalytic converter to reach optimal operating temperatures quickly for effective emissions control.

Installation & Fitment

This direct-fit catalytic converter is designed for straightforward installation on 2004 Jeep Grand Cherokee Laredo, Limited, and Overland models with the 4.7L V8 engine. It requires no cutting, welding, or modifications when installed with the proper tools, making it a convenient upgrade or replacement for both DIY enthusiasts and professional mechanics.

The included OE-sized barbed exhaust hangers and hardware ensure a secure, vibration-free fit, reducing installation time and complexity.

What's Included

• MagnaFlow Direct-Fit Catalytic Converter 49074
• Essential gaskets for proper sealing
• OE-sized barbed exhaust hangers
• Installation hardware

Ideal For

This catalytic converter is perfect for Jeep Grand Cherokee owners who need a reliable, EPA-compliant replacement that maintains factory performance and emissions standards. It is well suited for those looking to restore their vehicle’s emissions system without compromising fuel economy or engine efficiency. Whether you are a professional mechanic or a knowledgeable DIYer, this converter offers a durable and precise fit for your 2004 Jeep Grand Cherokee 4.7L V8.

Emissions Note

This product is Federal/EPA compliant and designed to meet emissions requirements for OBDII federally registered vehicles. It is not legal for sale or installation in California, Colorado, or New York due to state-specific emissions regulations. Always verify local laws before installation to ensure compliance.

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.