Looking for the best catalytic converter for your 2004-2009 Toyota Prius? We’ve compiled a list of 10 top-rated, EPA-compliant converters that are easy to install and designed to fix common issues, ensuring your Prius runs smoothly and meets emission standards.
Looking for the best catalytic converter for your Toyota Prius? We’ve got you covered! Our guide highlights top-rated converters designed for 2004–2009 Prius models.
These converters are EPA-compliant, ensuring your car meets emission standards while running smoothly. Each option is easy to install and built to last, so you can drive with confidence.
Discover how these converters can fix common issues like the P0420 code and exhaust noise. Let’s find the perfect fit for your Prius and keep it running like new!
List of Top 10 Prius 2004 2009 Compatible Converters
| Image | Title | Best For | Price |
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A-Premium Front Catalytic Converter Kit Direct-Fit Compatible with Toyota Vehicles – Prius 2004 2005 2006 2007 2008 2009 – L4 1.5L – E.P.A. Compliant |
This A-Premium Front Catalytic Converter Kit is perfect for Toyota Prius owners with models from 2004 to 2009. It’s EPA-compliant and fits L4 1.5L engines, making it ideal for those needing a reliable replacement. |
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SAROTIN Catalytic Converter Compatible with Toyota Prius 2004 2005 2006 2007 2008 2009 1.5L L4 High Flow (EPA Compliant) |
This catalytic converter is perfect for Toyota Prius owners with a 1.5L engine from 2004 to 2009. It’s EPA compliant and easy to install, making it a great choice for fixing emissions issues and improving performance. |
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SAROTIN Catalytic Converter Compatible with Toyota Prius 1.5L 2004-2009 Complete Unit, EPA Compliant, P0420 Fix, No Welding |
This SAROTIN Catalytic Converter is perfect for Toyota Prius owners with 1.5L engines from 2004 to 2009. It’s EPA compliant, fixes P0420 errors, and requires no welding. Ideal for those seeking a reliable, bolt-on solution to meet emission standards and extend their vehicle’s lifespan. |
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PTPDRH Catalytic Converter Compatible with Toyota Prius 2004 2005 2006 2007 2008 2009 1.5L Replaces 16337 18382F 643044 0961692 40712 (EPA Compliant) |
This EPA-certified catalytic converter is perfect for 2004-2009 Toyota Prius owners who want a direct-fit, high-performance upgrade. It ensures cleaner emissions and easy installation without any complicated steps. |
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A-Premium Catalytic Converter Kit Direct-Fit Compatible with Toyota Prius 2004-2009 1.5L, EPA Compliant |
This A-Premium Catalytic Converter Kit is perfect for Toyota Prius owners with 2004-2009 models and a 1.5L engine. It’s EPA-compliant and fits federal emissions standards, making it ideal for those outside restricted states like CA, NY, CO, and ME. |
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PHILTOP High Flow Catalytic Converter Compatible with Toyota Prius 1.5L 2004 2005 2006 2007 2008 2009 Catalytic Converter Kit for 16337, 643044, 40712, EC40712 (EPA Compliant) |
This catalytic converter is perfect for Toyota Prius owners with a 1.5L engine from 2004 to 2009. It’s EPA compliant, easy to install, and built to last. |
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JT Catalytic Converter Compatible with Toyota Prius 2004-2009 1.5L L4 (EPA Compliant) |
This JT Catalytic Converter is perfect for Toyota Prius owners with a 2004-2009 1.5L L4 model. It’s easy to install and meets EPA standards, making it ideal for those who care about the environment and want a reliable, long-lasting solution. |
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HIGHBRICK Catalytic Converter Compatible with Toyota Prius 2004 2005 2006 2007 2008 2009 1.5L Replaces 16337 18382F 643044 0961692 40712 (EPA Compliant) |
This HIGHBRICK Catalytic Converter is perfect for Toyota Prius owners with models from 2004 to 2009. It’s EPA compliant, easy to install, and built to last. |
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CIRconvert Catalytic Converter Compatible with Toyota Prius 2004 2005 2006 2007 2008 2009 1.5L l4 Catalytic Convertor (EPA Compliant) |
This catalytic converter is perfect for Toyota Prius owners with models from 2004 to 2009. It’s EPA certified, durable, and reduces emissions, making it a great choice for those who care about their car and the environment. |
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PHILTOP Catalytic Converter Compatible with Prius 2004 2005 2006 2007 2008 2009 Catalyst Convertor |
This catalytic converter is perfect for Prius owners (2004-2009) who want to fix engine code P0420 and reduce exhaust noise. It’s EPA-compliant, built to last, and comes with a 2-year warranty. |
Detailed Reviews
Discover the top 10 catalytic converters for Toyota Prius 2004-2009 models, carefully selected based on expert reviews and customer feedback. Each product is EPA-compliant, ensuring cleaner emissions and reliable performance. Whether you prioritize durability, ease of installation, or affordability, this guide helps you find the perfect fit for your Prius. Dive in to make an informed choice and keep your vehicle running smoothly and efficiently.
1. A-Premium Front Catalytic Converter Kit Direct-Fit Compatible with Toyota Vehicles – Prius 2004 2005 2006 2007 2008 2009 – L4 1.5L – E.P.A. Compliant

Upgrade your Toyota Prius with this direct-fit catalytic converter kit. It’s EPA-compliant and designed for models from 2004 to 2009. Get your Prius running smoothly again!
This high-quality converter is made from durable stainless steel. It comes with all the mounting hardware you need for an easy installation.
| Pros | Cons |
|---|---|
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Perfect For:
This A-Premium Front Catalytic Converter Kit is perfect for Toyota Prius owners with models from 2004 to 2009. It’s EPA-compliant and fits L4 1.5L engines, making it ideal for those needing a reliable replacement.
Ready to Purchase?
2. SAROTIN Catalytic Converter Compatible with Toyota Prius 2004 2005 2006 2007 2008 2009 1.5L L4 High Flow (EPA Compliant)

Revitalize your Toyota Prius with the SAROTIN Catalytic Converter! This high-flow converter is designed for 2004-2009 models with a 1.5L L4 engine. It’s a direct fit, making installation a breeze.
Say goodbye to the P0420 engine code and exhaust noise. Our converter uses advanced materials coated with precious metals for superior emission control. It purifies exhaust emissions, ensuring your car runs smoothly and cleanly.
This converter is EPA compliant but not for sale in California or Colorado. It’s a smart choice for cleaner air and better performance.
| Pros | Cons |
|---|---|
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Perfect For:
This catalytic converter is perfect for Toyota Prius owners with a 1.5L engine from 2004 to 2009. It’s EPA compliant and easy to install, making it a great choice for fixing emissions issues and improving performance.
Ready to Purchase?
3. SAROTIN Catalytic Converter Compatible with Toyota Prius 1.5L 2004-2009 Complete Unit, EPA Compliant, P0420 Fix, No Welding

The SAROTIN Catalytic Converter is designed for Toyota Prius 1.5L models from 2004 to 2009. It offers a precise fit for easy installation. No welding is needed, making it hassle-free.
This unit is EPA and OBD2 compliant, meeting federal emission standards. It resolves the P0420 error code, ensuring your car runs smoothly. Not CARB compliant, so avoid use in CA or CO.
SAROTIN uses premium precious metals like palladium and platinum. This ensures longer lifespan and better emission reduction. Contact SAROTIN within 30 days for any fitment or quality issues.
| Pros | Cons |
|---|---|
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Perfect For:
This SAROTIN Catalytic Converter is perfect for Toyota Prius owners with 1.5L engines from 2004 to 2009. It’s EPA compliant, fixes P0420 errors, and requires no welding. Ideal for those seeking a reliable, bolt-on solution to meet emission standards and extend their vehicle’s lifespan.
Ready to Purchase?
4. PTPDRH Catalytic Converter Compatible with Toyota Prius 2004 2005 2006 2007 2008 2009 1.5L Replaces 16337 18382F 643044 0961692 40712 (EPA Compliant)

Drive cleaner with the PTPDRH Catalytic Converter. It’s EPA-certified for top-notch emission control. This converter ensures long-lasting performance.
This converter is a perfect fit for your 2004-2009 Toyota Prius 1.5L. It’s built for easy installation.
Enjoy optimized performance and strength. The PTPDRH converter offers superior resistance to heat and cracks. Get yours today for a smoother ride!
| Pros | Cons |
|---|---|
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Perfect For:
This EPA-certified catalytic converter is perfect for 2004-2009 Toyota Prius owners who want a direct-fit, high-performance upgrade. It ensures cleaner emissions and easy installation without any complicated steps.
Ready to Purchase?
5. A-Premium Catalytic Converter Kit Direct-Fit Compatible with Toyota Prius 2004-2009 1.5L, EPA Compliant

Keep your Toyota Prius running smoothly with the A-Premium Catalytic Converter Kit. This direct-fit part is designed for 2004-2009 models with a 1.5L engine.
It’s EPA-compliant for federal emissions. Stainless steel construction ensures durability. Get one-year unlimited mileage protection.
| Pros | Cons |
|---|---|
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Perfect For:
This A-Premium Catalytic Converter Kit is perfect for Toyota Prius owners with 2004-2009 models and a 1.5L engine. It’s EPA-compliant and fits federal emissions standards, making it ideal for those outside restricted states like CA, NY, CO, and ME.
Ready to Purchase?
6. PHILTOP High Flow Catalytic Converter Compatible with Toyota Prius 1.5L 2004 2005 2006 2007 2008 2009 Catalytic Converter Kit for 16337, 643044, 40712, EC40712 (EPA Compliant)

Upgrade your Toyota Prius with this high-flow catalytic converter. It’s designed for 2004-2009 models. Get better performance and cleaner emissions.
This converter is made from durable stainless steel for a long life. It features a special ceramic carrier that boosts power and fuel economy.
Installation is a breeze with the included gaskets and hardware. It’s a direct fit, so no need for extra modifications.
| Pros | Cons |
|---|---|
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Perfect For:
This catalytic converter is perfect for Toyota Prius owners with a 1.5L engine from 2004 to 2009. It’s EPA compliant, easy to install, and built to last.
Ready to Purchase?
7. JT Catalytic Converter Compatible with Toyota Prius 2004-2009 1.5L L4 (EPA Compliant)

Upgrade your Toyota Prius with the JT Catalytic Converter, designed for 2004-2009 models with a 1.5L L4 engine. This converter is EPA compliant, ensuring your vehicle runs cleaner and meets emission standards.
It features extra precious metal for peak efficiency. Installation is a direct fit. Drive with confidence and protect the environment.
| Pros | Cons |
|---|---|
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Perfect For:
This JT Catalytic Converter is perfect for Toyota Prius owners with a 2004-2009 1.5L L4 model. It’s easy to install and meets EPA standards, making it ideal for those who care about the environment and want a reliable, long-lasting solution.
Ready to Purchase?
8. HIGHBRICK Catalytic Converter Compatible with Toyota Prius 2004 2005 2006 2007 2008 2009 1.5L Replaces 16337 18382F 643044 0961692 40712 (EPA Compliant)

The HIGHBRICK Catalytic Converter is EPA compliant, meeting strict emission guidelines. It’s designed for Toyota Prius 2004–2009 1.5L models.
This converter enhances air circulation and reduces emissions effectively. It’s built with stainless steel and ceramic for durability. Resists thermal shock and cracking, ensuring long-lasting performance.
Installation is hassle-free, with no modifications needed. Direct bolt-on replacement saves time. Check state regulations before purchasing, as it’s not legal in some states.
| Pros | Cons |
|---|---|
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Perfect For:
This HIGHBRICK Catalytic Converter is perfect for Toyota Prius owners with models from 2004 to 2009. It’s EPA compliant, easy to install, and built to last.
Ready to Purchase?
9. CIRconvert Catalytic Converter Compatible with Toyota Prius 2004 2005 2006 2007 2008 2009 1.5L l4 Catalytic Convertor (EPA Compliant)

The CIRconvert Catalytic Converter is designed for Toyota Prius 2004-2009 1.5L l4. It’s a direct-fit replacement that’s EPA certified. This product ensures cleaner emissions and engine protection.
Made with high-strength stainless steel, it’s durable and heat-resistant. Advanced manufacturing ensures longevity and performance.
It’s legal in 46 states but not for California, Colorado, New York, or Maine. A 50,000-mile warranty backs its quality and reliability.
| Pros | Cons |
|---|---|
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Perfect For:
This catalytic converter is perfect for Toyota Prius owners with models from 2004 to 2009. It’s EPA certified, durable, and reduces emissions, making it a great choice for those who care about their car and the environment.
Ready to Purchase?
10. PHILTOP Catalytic Converter Compatible with Prius 2004 2005 2006 2007 2008 2009 Catalyst Convertor

Keep your Prius running smoothly and cleanly with the PHILTOP Catalytic Converter! This high-quality part is designed to fit Prius models from 2004 to 2009, ensuring a perfect match for your vehicle.
Say goodbye to the P0420 engine code and hello to a quieter ride! This converter not only cleans your exhaust but also fixes annoying noises, all while meeting EPA and OBD2 requirements.
It’s built tough with stainless steel and a special ceramic core for top performance. Enjoy a two-year or 50,000-kilometer warranty for your peace of mind.
| Pros | Cons |
|---|---|
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Perfect For:
This catalytic converter is perfect for Prius owners (2004-2009) who want to fix engine code P0420 and reduce exhaust noise. It’s EPA-compliant, built to last, and comes with a 2-year warranty.
Ready to Purchase?
Buying Guide
Need a new catalytic converter for your 2004-2009 Toyota Prius? We’ve got you covered! Our guide makes it easy to find the best fit for your car.
Why Upgrade Your Catalytic Converter?
A good converter keeps your Prius running smoothly and cleanly. It fixes issues like the P0420 code and exhaust noise, ensuring your car meets emission standards.
Factors to Consider When Buying:
– Compatibility: Ensure the converter fits your 2004-2009 Prius 1.5L engine. Check the model year and engine size for a perfect match.
– EPA Compliance: Look for EPA-certified converters to meet federal emission standards. Avoid non-compliant options in states like California or Colorado.
– Material Quality: Choose converters made from stainless steel or ceramic for durability and heat resistance.
– Ease of Installation: Opt for direct-fit converters with included hardware for a hassle-free setup.
– Warranty: Select products with a warranty for peace of mind, like 50,000 miles or two years.
– Performance: Consider high-flow converters for better power and fuel efficiency.
– Price: Balance quality with budget, but don’t compromise on reliability.
Top Picks for Your Prius:
1. A-Premium Front Catalytic Converter Kit – Durable and EPA-compliant.
2. SAROTIN Catalytic Converter – High-flow design, fixes P0420 code.
3. PTPDRH Catalytic Converter – Easy installation, long-lasting.
4. PHILTOP High Flow Catalytic Converter – Boosts performance, cleaner emissions.
Upgrade your Prius today and enjoy a smoother, cleaner ride!