MagnaFlow OEM Direct Fit Catalytic Converter

2010–2011 Jeep Wrangler, Wrangler Unlimited (70th Anniversary, Rubicon, Sahara, Sport, Unlimited X)

21-458

Overview:

The MagnaFlow OEM Direct Fit Catalytic Converter 21-458 is engineered specifically for 2010 to 2011 Jeep Wrangler models, including the Wrangler Unlimited variants such as the 70th Anniversary, Rubicon, Sahara, Sport, and Unlimited X. Designed as a direct replacement for factory catalytic converters, this part ensures your vehicle remains compliant with Federal emissions standards while maintaining optimal engine performance. Ideal for Jeep owners seeking a reliable, easy-to-install solution to keep the check engine light off and preserve factory exhaust flow characteristics.

With a focus on precision fitment and durability, this catalytic converter replicates the original equipment design, providing a seamless replacement that meets or exceeds EPA regulations. It is perfect for those who want to maintain their Jeep’s emissions compliance without sacrificing performance or fuel economy.

Key Features:

MagnaFlow’s OEM Direct Fit Catalytic Converter combines advanced manufacturing techniques with high-quality materials to deliver a dependable and efficient emissions solution. Key features include:

• Federal/EPA compliant catalytic converter designed for OBDII federally registered vehicles
• Direct-fit design requiring no cutting or welding for straightforward installation
• Mandrel-bent tubing that preserves OEM-like exhaust flow and geometry
• Highly corrosion-resistant 16 gauge 409 stainless steel construction for long service life
• Spun body design with a single laser fusion weld to minimize leaks and enhance durability
• Compact, low-mass design for improved thermal efficiency and quicker catalyst light-off
• Precision stamped collector for optimized exhaust flow and engine efficiency
• Includes Torca AccuSeal® exhaust clamps providing 360-degree clamping force to prevent pipe distortion and ensure a complete seal
• Hardware and essential gaskets included to simplify installation and replace corroded factory components
• Interchanges with OE parts 6804 0901AB and 6804 0901AA

Construction & Design:

Crafted from high-strength 16 gauge 409 stainless steel tubing, this catalytic converter offers exceptional resistance to corrosion and heat, ensuring durability under harsh driving conditions. The spun body construction replicates the original equipment manufacturer’s design, while the single laser fusion weld reduces the risk of leaks and enhances structural integrity. Mandrel-bent tubing maintains smooth exhaust flow without restrictions, preserving factory performance and fuel efficiency.

MagnaFlow’s use of advanced 3D scanning technology during product development guarantees precise fitment and function, matching the original part’s dimensions and flow dynamics. The compact design also contributes to faster catalyst activation, improving emissions control during cold starts.

Installation & Fitment:

This catalytic converter is a direct-fit replacement for 2010 and 2011 Jeep Wrangler models, including the Wrangler Unlimited and special editions such as the 70th Anniversary and Rubicon trims. Installation is straightforward and requires no cutting, welding, or modifications when using the proper tools. The included Torca AccuSeal® clamps and hardware simplify the process by replacing corroded factory components, ensuring a secure and leak-free connection.

Designed to match OEM specifications, this converter fits seamlessly into the existing exhaust system, making it an ideal choice for DIY enthusiasts and professional installers alike.

What's Included:

• MagnaFlow OEM Direct Fit Catalytic Converter (Part #21-458)
• Torca AccuSeal® exhaust clamps
• Essential gaskets and installation hardware

Ideal For:

This catalytic converter is perfect for Jeep Wrangler owners who need a reliable, EPA-compliant replacement part that maintains factory emissions standards and performance. It suits those looking to resolve check engine light issues related to catalytic converter failure, restore proper exhaust flow, and ensure their vehicle passes emissions inspections without hassle.

Emissions Note

This MagnaFlow catalytic converter is designed to meet or exceed Federal emissions requirements set forth by the EPA. It is compliant with legal standards for OBDII federally registered vehicles equipped with California or Federal/EPA emission systems, ensuring your Jeep remains street-legal and environmentally responsible.

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.