Ford E-250, E-350 and E-450 Catalytic Converters

Federal Catalytic Converters for Ford E-Series

Our selection of Federal catalytic converters for the Ford E-Series provides an exact fit and dependable performance for every application. Each unit is engineered to meet or exceed Federal EPA standards, making them ideal for drivers in non-CARB states.

Unlike universal converters, our direct-fit options are custom-built for Ford E-Series exhaust systems—no cutting, welding, or extra fabrication needed. They’re a cost-effective solution to restore emissions efficiency while maintaining your van’s power and drivability.

Built for Durability

When your business depends on your van, durability is essential. Our E250 catalytic converters, E350 catalytic converters, and E450 catalytic converters are constructed from high-grade stainless steel and premium ceramic substrates that resist corrosion, extreme heat, and vibration.

Compatible E-Series Models and Engine Options

Our inventory covers a wide range of Ford E-Series catalytic converter applications, from legacy fleet vans to modern work models. Compatibility includes Ford E-250, Ford E-350 & Ford E-450 are available for 4.6L, 5.4L, and 6.8L engines.

All converters are designed to bolt directly onto factory exhaust components, ensuring a secure fit and leak-free seal. Whether you’re replacing an older E-450 federal emissions catalytic converter or upgrading a work van, we ensure every product meets or exceeds OEM expectations.

Proper Installation for Ford E-250, E-350, and E-450 Converters

A proper installation ensures your converter performs as designed and passes emissions testing. Before starting, inspect the exhaust flanges, clamps, and oxygen sensors for wear. Always replace any damaged gaskets and torque all bolts evenly to prevent leaks.

For best results, follow the manufacturer's torque specs or consult a professional mechanic experienced with Ford E-Series catalytic converter installations.

How to Identify the Correct Converter for Your E-Series

To choose the correct catalytic converter for your Ford E-Series, verify the following:

• Vehicle year, engine size, and emissions certification (Federal vs. CARB)
• Converter position (front, mid, or rear) if your van uses multiple units
• Shape and connection type (flange, slip fit, or welded joint)
• Sensor port locations for upstream and downstream oxygen sensors
• Using your VIN or OEM part number is the best way to ensure a perfect match.

Ford E-Series Catalytic Converter FAQs

What’s the difference between E-Series Federal and California converters?

Federal converters meet EPA emissions standards and are approved for use in non-CARB states. California converters meet stricter CARB requirements and are only necessary if your E-Series is registered in California or another CARB state. For most drivers, a Ford E-Series Federal catalytic converter offers reliable compliance at a lower cost.

Can one converter fit E-250, E-350, and E-450 models?

While some converters share similar designs, each E-Series model may have different exhaust routing or engine configurations. Always verify fitment using your vehicle’s year, engine code, and chassis details before ordering your Ford E-250 catalytic converter, Ford E-350 catalytic converter, or Ford E-450 catalytic converter.

How long do Ford E-Series catalytic converters last?

A quality E-Series catalytic converter can last 8–10 years or more with proper maintenance. Regular oil changes, fixing engine misfires promptly, and avoiding contaminated fuel help extend its lifespan. Excessive exhaust heat or unburned fuel can shorten its life, so keeping your engine in tune is essential.

Are replacement catalytic converters street legal in all Federal states?

Federal converters that meet EPA standards are legal for on-road use in all 49 non-CARB states. If your vehicle is registered outside California, New York, or a CARB-regulated state, your Federal catalytic converter for the Ford E-Series is fully compliant and approved for street use.