MagnaFlow California Grade Catalytic Converter

Fits Most Dodge/Jeep 5.9L Diesel/5.7L/4.0L (01-06)

458004

Overview:

The MagnaFlow California Grade Catalytic Converter 458004 is a high-quality replacement catalytic converter designed to restore your vehicle’s emissions control system to optimal performance. Engineered for a wide range of Dodge and Jeep models from the early 2000s, this universal converter helps maintain compliance with stringent emissions standards while preventing check engine light issues related to catalytic converter failure.

Ideal for owners of Dodge Durango (2000–2003), Dodge Ram 1500, 2500, and 3500 series trucks and vans (2001–2003), as well as Jeep Grand Cherokee (2001–2004) and Jeep Wrangler (2004–2006), this converter offers a reliable solution for emissions control that meets California Air Resources Board (CARB) requirements.

Key Features:

This MagnaFlow catalytic converter combines durability, compliance, and adaptability to deliver dependable emissions performance. Key features include:

• CARB-compliant design certified for legal use in California and CARB-restricted states
• Universal fitment requiring cutting and welding for precise installation
• Constructed from highly corrosion-resistant stainless steel for long-lasting durability
• Engineered to meet or exceed OEM emissions standards for listed vehicle applications
• Helps prevent check engine light activation related to catalytic converter issues
• Compatible with a broad range of Dodge and Jeep models from 2000 to 2006
• Designed to maintain optimal exhaust flow and emissions reduction efficiency

Construction & Design:

The MagnaFlow California Grade Catalytic Converter features a robust stainless steel housing that resists rust and corrosion, ensuring longevity even under harsh driving conditions. Inside, the converter utilizes advanced catalytic substrates engineered to effectively convert harmful exhaust gases such as carbon monoxide, hydrocarbons, and nitrogen oxides into less harmful emissions.

The universal design allows for adaptability across multiple vehicle models, though professional cutting and welding are required to achieve a proper fit. This construction approach balances durability with the flexibility needed for various exhaust configurations.

Installation & Fitment:

This catalytic converter is designed as a universal replacement part, compatible with the following vehicles:

• Dodge Durango (2000–2003)
• Dodge Ram 1500 (2001–2003) and Ram 1500 Van (2001–2002)
• Dodge Ram 2500 (2001–2002) and Ram 2500 Van (2001–2002)
• Dodge Ram 3500 (2001) and Ram 3500 Van (2001–2002)
• Jeep Grand Cherokee (2001–2004)
• Jeep Wrangler (2004–2006)

Installation requires cutting and welding to adapt the converter to your vehicle’s exhaust system. It is recommended that installation be performed by a qualified technician to ensure proper fitment, secure mounting, and compliance with emissions regulations.

What's Included:

• One MagnaFlow California Grade Universal Catalytic Converter (Part #458004)

Ideal For:

This catalytic converter is ideal for vehicle owners and mechanics seeking a reliable, CARB-compliant replacement part for Dodge and Jeep models from the early 2000s. It is especially suited for those who require a durable converter that meets California emissions standards and want to avoid check engine light issues related to catalytic converter failure.

Emissions Note

This catalytic converter is designed to meet or exceed California Air Resources Board (CARB) requirements and has undergone additional testing to ensure compliance. It is legal for use in California and other CARB-restricted states on the specified vehicle applications. Use of this part helps maintain your vehicle’s emissions compliance and environmental performance.

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.