Looking for the best catalytic converters for your 2004-2009 Toyota Prius? We’ve compiled a list of top options to help you find the perfect fit for cleaner emissions and better performance.
Upgrading your Toyota Prius from 2004 to 2009? A reliable catalytic converter is key to cleaner emissions and better performance. We’ve researched the best options to help you make the right choice.
These converters are EPA-compliant, ensuring your Prius meets strict environmental standards. They’re designed for easy installation and long-lasting durability, so you can drive with peace of mind.
Whether you’re fixing an engine code or just upgrading, our guide has you covered. Let’s find the perfect fit for your Prius!
List of Top 10 Prius 2004-2009 Catalytic 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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ZonCar 16337 Catalytic Converter Stainless Steel Shell Fits Prius 2004 2005 2006 2007 2008 2009 1.5L Catalyst Convertor (EPA Compliant) |
This ZonCar Catalytic Converter is perfect for Prius owners (2004-2009, 1.5L) who need a reliable, EPA-compliant replacement. It’s ideal for fixing engine codes and reducing exhaust noise, offering long-lasting performance and cleaner air. |
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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 PTPDRH Catalytic Converter is perfect for Toyota Prius owners with a 2004-2009 model and a 1.5L engine. It’s EPA-certified, easy to install, and built to last, making it ideal for those who want clean emissions and a reliable replacement. |
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ABYSMAUTO Catalytic Converter Compatible with Toyota Prius 2004 2005 2006 2007 2008 2009 1.5L L4 Catalytic Convertor Direct-fit 18382 (EPA Compliant) |
This ABYSMAUTO Catalytic Converter is perfect for Toyota Prius owners with models from 2004 to 2009. It’s a direct-fit, EPA-compliant solution for boosting engine performance and ensuring durability. |
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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 a reliable choice 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 PHILTOP High Flow Catalytic Converter is perfect for Toyota Prius owners from 2004 to 2009 who want an easy, EPA-compliant way to restore their vehicle’s performance and improve fuel economy. It’s a direct-fit replacement that makes installation a breeze, no special tools needed! |
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Catalytic Converter Compatible with Toyota Prius 2004 2005 2006 2007 2008 2009 1.5L Catalytic Convertor High Performance (EPA Compliant) |
This catalytic converter is perfect for Toyota Prius owners with a 1.5L engine from 2004 to 2009. It’s EPA certified, easy to install, and built to last. |
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SAROTIN Catalytic Converter Compatible with Toyota Prius 1.5L 2004-2009 Complete Unit |
This catalytic converter is perfect for Toyota Prius owners with a 1.5L engine from 2004 to 2009. It’s easy to install and meets EPA standards, making it a great choice for those looking to upgrade their vehicle’s emission control system. |
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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, easy to install, and fixes P0420 codes while reducing exhaust noise. |
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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 a great choice for those who want to reduce their vehicle’s impact on the environment. |
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, easy installation, or affordability, this guide helps you find the perfect fit for your Prius. Read on to make an informed choice and keep your vehicle running smoothly.
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

A-Premium Front Catalytic Converter Kit is designed for Toyota Prius models from 2004 to 2009 with a 1.5L engine. It’s a direct-fit replacement that meets E.P.A. standards.
This kit is made of stainless steel for durability. It includes mounting hardware and fits federal emissions vehicles. Not for use in CA, NY, CO, or ME.
Buy with confidence—A-Premium offers a one-year unlimited-mileage guarantee. Easy installation ensures your Prius runs smoothly. Peace of mind for your vehicle.
| 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. ZonCar 16337 Catalytic Converter Stainless Steel Shell Fits Prius 2004 2005 2006 2007 2008 2009 1.5L Catalyst Convertor (EPA Compliant)

Upgrade your Prius with the ZonCar 16337 Catalytic Converter. It’s designed for 2004-2009 models. This converter offers EPA compliance for cleaner emissions.
This high-quality converter uses a stainless steel shell for durability. Its advanced design enhances heat resistance and extends service life.
It effectively addresses P0436 engine codes and reduces exhaust noise. Enjoy a quieter, cleaner ride with improved air performance.
| Pros | Cons |
|---|---|
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Perfect For:
This ZonCar Catalytic Converter is perfect for Prius owners (2004-2009, 1.5L) who need a reliable, EPA-compliant replacement. It’s ideal for fixing engine codes and reducing exhaust noise, offering long-lasting performance and cleaner air.
Ready to Purchase?
3. PTPDRH Catalytic Converter Compatible with Toyota Prius 2004 2005 2006 2007 2008 2009 1.5L Replaces 16337 18382F 643044 0961692 40712 (EPA Compliant)

Keep your Toyota Prius running smoothly and cleanly with the PTPDRH Catalytic Converter. This EPA-certified part is designed to meet strict emission standards, ensuring your vehicle is both eco-friendly and road-legal.
Experience enhanced performance and lasting durability thanks to its high-quality stainless steel and ceramic construction. It’s engineered for a perfect fit, making installation a breeze without any complex steps.
This converter is EPA-compliant. It’s a direct replacement. Drive with peace of mind.
| Pros | Cons |
|---|---|
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Perfect For:
This PTPDRH Catalytic Converter is perfect for Toyota Prius owners with a 2004-2009 model and a 1.5L engine. It’s EPA-certified, easy to install, and built to last, making it ideal for those who want clean emissions and a reliable replacement.
Ready to Purchase?
4. ABYSMAUTO Catalytic Converter Compatible with Toyota Prius 2004 2005 2006 2007 2008 2009 1.5L L4 Catalytic Convertor Direct-fit 18382 (EPA Compliant)

The ABYSMAUTO Catalytic Converter is designed for Toyota Prius models from 2004 to 2009 with a 1.5L L4 engine. It offers a direct-fit design for easy installation. Made from high-quality stainless steel, it ensures durability and heat resistance.
This converter meets OEM specifications and has EPA certification. Its high-flow design boosts engine performance by increasing oxygen flow. It’s a reliable choice for improving your vehicle’s efficiency.
Note: This product is not legal in CA, CO, NY, or ME. ABYSMAUTO provides a 1-year limited warranty for any manufacturing defects.
| Pros | Cons |
|---|---|
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Perfect For:
This ABYSMAUTO Catalytic Converter is perfect for Toyota Prius owners with models from 2004 to 2009. It’s a direct-fit, EPA-compliant solution for boosting engine performance and ensuring durability.
Ready to Purchase?
5. A-Premium Catalytic Converter Kit Direct-Fit Compatible with Toyota Prius 2004-2009 1.5L, EPA Compliant

Upgrade your Toyota Prius with the A-Premium Catalytic Converter Kit. This direct-fit solution is designed for 2004-2009 models with a 1.5L engine.
This converter is EPA Compliant. It’s made from stainless steel for durability. Mounting hardware is not included.
Buy with confidence thanks to A-Premium’s one-year unlimited-mileage guarantee. Get back on the road with peace of mind.
| 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 a reliable choice 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)

Rev up your Toyota Prius with the PHILTOP High Flow Catalytic Converter! This EPA-compliant kit is designed for 2004-2009 1.5L models. Get ready for a smoother, more efficient ride.
Crafted from high-quality stainless steel, it resists rust for a long-lasting performance. The advanced ceramic carrier boosts power and improves fuel economy. Installation is a breeze with the included gaskets and hardware.
This is a direct fit, no modifications needed. Upgrade your Prius today!
| Pros | Cons |
|---|---|
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Perfect For:
This PHILTOP High Flow Catalytic Converter is perfect for Toyota Prius owners from 2004 to 2009 who want an easy, EPA-compliant way to restore their vehicle’s performance and improve fuel economy. It’s a direct-fit replacement that makes installation a breeze, no special tools needed!
Ready to Purchase?
7. Catalytic Converter Compatible with Toyota Prius 2004 2005 2006 2007 2008 2009 1.5L Catalytic Convertor High Performance (EPA Compliant)

Upgrade your Toyota Prius with this high-performance catalytic converter. It’s EPA certified and fits 2004–2009 models with a 1.5L engine. Direct-fit design ensures easy installation.
Made of stainless steel, it resists heat, rust, and corrosion. Reduces emissions and meets U.S. standards for 46 states.
| 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 certified, easy to install, and built to last.
Ready to Purchase?
8. SAROTIN Catalytic Converter Compatible with Toyota Prius 1.5L 2004-2009 Complete Unit

The SAROTIN Catalytic Converter is designed for Toyota Prius 1.5L models from 2004 to 2009. It ensures efficient emission control for your vehicle.
This unit offers effortless installation with its direct fit design. No cutting or welding is needed. It’s a hassle-free setup for your car.
The converter meets EPA standards and comes with a 5-year warranty. It’s not legal in California or Colorado, but works in New York and Maine. Always check your state’s rules before buying.
| 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 easy to install and meets EPA standards, making it a great choice for those looking to upgrade their vehicle’s emission control system.
Ready to Purchase?
9. SAROTIN Catalytic Converter Compatible with Toyota Prius 2004 2005 2006 2007 2008 2009 1.5L L4 High Flow (EPA Compliant)

Upgrade your Toyota Prius with the SAROTIN Catalytic Converter! This high-flow converter is designed for easy installation. Get your Prius running smoothly again.
It’s EPA compliant and will help fix that P0420 engine code.
This converter uses advanced materials for better emission control. Drive cleaner and quieter with SAROTIN.
| 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 fixes P0420 codes while reducing exhaust noise.
Ready to Purchase?
10. JT Catalytic Converter Compatible with Toyota Prius 2004-2009 1.5L L4 (EPA Compliant)

Upgrade your Toyota Prius with the JT Catalytic Converter! This EPA-compliant converter ensures efficient environmental performance.
It’s designed for Toyota Prius models from 2004 to 2009 with a 1.5L L4 engine. This converter meets EPA OBDII emission requirements. It also features an extra precious metal catalyst for improved efficiency.
Enjoy a longer service life thanks to its best quality stainless steel shell and OEM-grade ceramic substrate. Installation is a breeze with its direct-fit design.
| 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 a great choice for those who want to reduce their vehicle’s impact on the environment.
Ready to Purchase?
Buying Guide
Upgrading your Toyota Prius? A reliable catalytic converter is key to cleaner emissions and better performance. We’ve researched the best options to help you make the right choice.
Engaging Experience:
Choosing the right catalytic converter can feel overwhelming, but we’ve made it simple. Our guide highlights top-rated options that are EPA-compliant, easy to install, and built to last. Whether you’re fixing an engine code or upgrading, we’ve got you covered.
Factors to Consider When Buying:
– Compatibility: Ensure the converter fits your 2004–2009 Toyota Prius with a 1.5L engine. Check the model year and engine size for a perfect match.
– EPA Compliance: Look for EPA-certified converters to meet strict environmental standards and avoid legal issues.
– Material Quality: Choose converters made of stainless steel or ceramic for durability and heat resistance.
– Ease of Installation: Opt for direct-fit designs with included mounting hardware for a hassle-free setup.
– Warranty: Select converters with a warranty for peace of mind and protection against defects.
– State Restrictions: Check if the converter is legal in your state, as some are not allowed in CA, NY, CO, or ME.
– Performance Benefits: Look for features like high flow or advanced catalysts to improve engine efficiency and reduce emissions.