Is this catalytic converter legal for use in California?

Yes, this Magnaflow catalytic converter is California Grade CARB Compliant. It has undergone additional testing to meet CARB guidelines, making it legal for use in California and other states that follow California emissions standards.

What is included with this catalytic converter?

This direct-fit catalytic converter includes one band clamp to assist with installation. It is designed to bolt directly onto your existing exhaust system, and you will need the proper tools for installation.

How does this converter ensure a good seal?

The converter features a single laser fusion weld, which is designed to significantly reduce the chance of exhaust leaks. This, combined with the direct-fit design, helps ensure a secure and leak-free installation.

2004 Ford F-150 Catalytic Converter | Magnaflow

Name: Magnaflow 2004 Ford F-150 5.4L Direct Fit Converter
Brand: Magnaflow
Price: 2136.00 USD
Availability: InStock

Magnaflow 2004 Ford F-150 5.4L Direct Fit Converter

$2136.00

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Magnaflow 2004 Ford F-150 5.4L Direct Fit Converter. California CARB compliant to keep your check engine light off.

Key Features

Fits 2004 Ford F-150 5.4L.
California Grade CARB Compliant for legal use in California and CARB-restricted states.
Constructed from high-strength 16-gauge 409 stainless steel tubing for exceptional corrosion resistance.
Mandrel-bent tubing is used to eliminate flow restrictions, maintaining factory performance and fuel efficiency.
Designed to replicate OEM-like flow dynamics.
Features single laser fusion welds to greatly reduce the possibility of leaks.

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Fits this vehicle

Ford F-150 2004

Product Details

If your 2004 Ford F-150 5.4L is showing a check engine light related to emissions, it's likely time to replace the catalytic converter. This Magnaflow Direct-Fit Catalytic Converter is built to meet or exceed California Air Resource Board (CARB) requirements, ensuring it's legal for use in California and other CARB-restricted states. It's designed to keep that check engine light off and restore your truck's emissions system to proper working order.

Magnaflow uses advanced 3D scanning during their design process to make sure this converter fits and functions just like the original equipment. The tubing is mandrel-bent to maintain smooth airflow, which helps keep performance and fuel efficiency consistent with factory specs. Construction is from high-strength 16-gauge 409 stainless steel for excellent corrosion resistance, and the single laser fusion welds are designed to prevent leaks. This converter is a direct-fit, meaning it's made to bolt right up to your existing exhaust system with no cutting or welding required, simplifying installation.

This converter interchanges with OE parts 4L3Z-5E212-GE and L3Z5-E212-GB. It comes with a band clamp to help with installation. For a proper installation, you'll want to have the right tools on hand and refer to the manufacturer's installation instructions.