20 Best 2002 Ford Explorer 4.0 Catalytic Converter of 2025 – Romance University

After hours researching and comparing all models on the market, Romance University finds out the Best 2002 Ford Explorer 4.0 Catalytic Converter of 2025. Check our ranking below.

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Rank No. #1

xinlidatech Catalytic Converter Compatible with Ford Explorer 2002 2003 2004 2005 Mercury Mountaineer 4.0L V6 Replaces 50545 (EPA Compliant)

Fitment: Compatible with Ford Explorer 2002-2005 4.0L V6; Compatible with Mercury Mountaineer 2002-2005 4.0L V6
Installation: 3D scan technology is used to ensure the installation suitability, 100% accuracy to direct fit, bolt-on connection, easy to replace with all needed installation accessories
Quality and Function: Made from high quality stainless steel with light weight and fast air flow design. Great emissions control device with stable performance even in rain and snow, reliable quality and long service life. The catalytic converter is the most important external cleaning device installed in the automotive exhaust system. Harmful gases such as CO, HC and NOx in automobile exhaust gas can be converted by oxidation and reduction into CO₂, H₂O, and N₂
Note: EPA compliant catalytic convertors cannot be sold or installed in California, Colorado, Maine and New York. If your vehicle is registered in California, Colorado, Maine and New York, DO NOT BUY IT!
Package: 1Pc catalytic convert with installation accessories - 50545 as shown in picture

Rank No. #2

Catalytic Converter Compatible with Ford Explorer Mercury Mountaineer 2002-2005 4.6L Replaces# 16139(EPA Compliant)

Fitment: The Explorer catalytic converter is compatible with Ford Explorer 2002-2005 4.6L Engine. Interchange: 16139
Note: This Explorer catalytic converter doesn't ship to California & Colorado & New York. Please confirm before purchase
Maximum Durability: The Explorer catalytic converter's internal ceramic substrates contain ample metal catalysts and offer a larger surface area to react fully; It Adopts a heavy-duty T409 stainless steel shell that highly resists heat, rust, and corrosion for longer service life, so there is no need to worry about bending or melting
Perfect Alternatives: If your Explorer engine is throwing the P0420 code or your cat is stolen, then it is recommended that you buy this 16139 catalytic converter to fix the problem. The Explorer's catalytic can fix malfunctions and noise, and the car can be cleaned. It meets or exceeds oem standards and can be installed directly to match the original vehicle perfectly
Easy to install: We use 3D Scan Technology to Ensure Installation Suitability. Direct-fit Design to fit your Chevy car to ensure the 16139 part will fit like the Original Equipment

Rank No. #3

PHILTOP Front and Rear Catalytic Converter Kit Compatible with Ford Explorer Sport Trac 2001-2005 4.0L, Explorer Sport 2002-2003 4.0L Replace# 50202 Direct-Fit (EPA Compliant)

Attention: PHILTOP catalytic converters have been certified by EPA. But due to the different requirment, the products cannot be sold or installed in California, Colorado, Maine and New York.
Vehicle Fitment: PHILTOP Catalytic Converter Compatible with Explorer Sport Trac 2001-2005 4.0L, Explorer Sport 2002-2003 4.0L OE# 50202, 53500, 30440, 645219, 641385, 30441, 4L2Z5E212A, 4L2Z5F250A, 2L2Z5F250BA, 3L2Z5F250EA, 2L2Z5F250AC, 2L2Z5E212AB, 93105, 49401, 49400, 93104, 645420, 1L2Z5E212AB, 3L5Z5F250CA, 650533
Perfect Fitment: PHILTOP catalytic converters have been factory tested to be a perfect match to the original vehicle and we also offer complete accessories for you to install easily.Please check your car modle in amazoncomfiredfit to make sure this product is fit.
High Quality: Built with robust stainless steel, ensure maximum durability. Welded connections withstand high temperatures and pressures, extending service life.
High Efficiency: PHILTOP catalytic converters use an internal honeycomb ceramic matrix with a porous structure to maximize the reaction area and coating surface of the catalyst. It improves the conversion rate of harmful emissions into less harmful substances and reduces the impact on the environment.

Rank No. #4

PTPDRH Catalytic Converter Compatible with Ford Explorer Sport Trac 2001-2005, Explorer Sport 2002-2003, Ranger 2001-2003, 4.0L(EPA Compliant)

【EPA Certified 】All PTPDRH catalytic converters are EPA-certified and comply with the strict emission standards of the United States Environmental Protection Agency (EPA). Our catalytic treatment ensures effective emission control and long-lasting performance.
【 Vehicle Compatibility 】 Compatible with Ford Explorer Sport Trac 2001-2005, Explorer Sport 2002-2003, Ranger 2001-2003, 4.0L,; Make sure to research the part's fit for your vehicle before purchasing. Enter your vehicle's information (year, make, model, engine, and trim) to verify compatibility and review the qualifier notes.
【 Optimized Performance & Strength 】The PTPDRH Catalytic Converter is precision-engineered for 228% direct fit and OEM compatibility. It promotes efficient exhaust flow through a three-way catalytic process, reducing harmful emissions and supporting cleaner air. Built with high-grade stainless steel and advanced ceramic materials, it offers superior resistance to thermal stress and cracking, ensuring extended service life.
【Straightforward Setup】 Built for simple drop-in replacement. No calibration, soldering, or complex programming involved. Every interface, seal, and fastener is meticulously tailored to integrate with your existing setup.
【Compliance Information】 This product is certified to comply with U.S. federal emissions regulations. It is not approved for vehicles registered in California, Washington, Vermont, or Oregon. Verify your local and state requirements prior to installation.

Rank No. #5

PHILTOP Front and Rear Catalytic Converter Kit Direct-Fit Replacement For 2001-2005 Explorer Sport Trac 4.0L, 2002-2003 Explorer Sport 4.0L OE Replace 50202, 53500 (EPA Compliant)

[COMPATIBILITY] --- Catalytic converters compatible with 2001-2005 Explorer Sport Trac 4.0L, 2002-2003 Explorer Sport 4.0L. Reference Number: 50202, 641178, 30434, 53500, 645219, 30440.These free-flow catalytic converters have bolt-on connections and flange to flange design for effortless installation.
[HIGH FLOW PERFORMANCE ] --- Our catalytic convertor are built to meet OEM specifications. They also feature a high flow design to increase conversion efficiency and vehicle power without sacrificing flow rate.They're also complete with full accessories as gaskets and hardware, facilitating your replacement.
[STAINLESS STEEL OUT SHELL] --- The high flow catalytic converters with heavy-duty stainless steel construction feature maximum durability. Firmly welded connections can withstand high temper and pressures for longer service life.
[BUY WITH CONFIDENCE]：Our catalytic converter has a lifetime warranty. If the part fails or breaks, please contact us for replacement. Save hundreds of dollars off of dealer prices by purchasing this part and taking advantage of our warranty.Price concessions and guaranteed, no need to worry about quality problems.
[COMPLIANCE WITH EPA] --- The direct-fit catalytic converters are compliant with EPA standards. Thus, they can be used in most states except California, Maine Colorado & New York, not legal for use on vehicles required to meet CA emission standards.

Last update on 2026-01-03 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

How Do You Buy The Best 2002 Ford Explorer 4.0 Catalytic Converter?

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Romance University has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for 2002 Ford Explorer 4.0 Catalytic Converter that you consider buying. Your questions might include the following:

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20 Best 2002 Ford Explorer 4.0 Catalytic Converter of 2025 – Romance University

How Do You Buy The Best 2002 Ford Explorer 4.0 Catalytic Converter?

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