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Description
High-Efficiency Three Way Catalytic Converter for Gasoline Vehicles with Euro 3 4 5 6 standards Applicable to a variety of gasoline models Long axis diameter 125mmHigh Efficiency Three Way Catalytic Converter for Gasoline Vehicles Optimize Exhaust Performance, Reduce Emissions Product Attributes 1. Product name: Ceramic catalytic core for gasoline vehicles 2. Size: diameter: 125mm, height as picture 3. Cpsi: 400 600cpsi 4. Material: ceramic 5. Product delivery includes: 1pcs ceramic catalyst + 1pcs insulation cotton NoteDue to increased emissions standards, these items are not certified for sale in California,
High-Efficiency Three Way Catalytic Converter for Gasoline Vehicles - Optimize Exhaust Performance, Reduce Emissions
Product Attributes
1. Product name: Ceramic catalytic core for gasoline vehicles
2. Size: diameter: 125mm, height as picture
3. Cpsi: 400/600cpsi
4. Material: ceramic
5. Product delivery includes: 1pcs ceramic catalyst + 1pcs insulation cotton
Note：Due to increased emissions standards, these items are not certified for sale in California, New York, Maine and Colorado.If your vehicle is registered in California, New York, Maine or Colorado , these items can not work on your vehicle. Please check your registration states before you buy.
Purchasing notice
1. If you need a large batch, please contact our customer service
2. Powerful merchants, support customization, need to contact us
3. Allow us to have an error of ±1mm,It will not affect normal us
4.Please replace the catalyst of the original size and do not modify it
5.Friend of modified cars, it is recommended to contact us separately, you need to provide relevant data such as modified horsepower, only accurate data can be more suitable for your products
If you don't know how to choose the size, or need other sizes, please contact us
If you don't know how to choose the size, or need other sizes, please contact us
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How Catalysts Work
Core chemical equations：
1. 2CO + O₂ → 2CO₂
2. 2C₃H₆ + 9O₂ → 6CO₂ + 6H₂O
3. 2NO + 2CO → N₂ + 2CO₂
Essential conditions for efficient operation
1. Temperature requirements:
Ignition temperature: About 300°C is required to start the reaction.
The vehicle shortens the warm-up time through a close-coupled design (close to the engine).
2. Fuel quality:
Leaded fuel will cause the catalyst to "poison" and fail, and unleaded gasoline must be used.
3. Engine health:
Misfires, burning oil and other problems will accelerate the clogging or sintering of the catalyst
When do you need a catalytic converter?
-
Increased fuel consumption : The three-way catalytic converter is damaged , which
directly causes high fuel consumption and reduced power. -
The exhaust gas is not up to standard : Noise, polluting the environment, annualinspection can not pass, if it is a car with a trip computer (ECU), damage will cause the oxygensensor to fail, may lead to fuel supply failure.
-
The engine shake fault light is on : lf the failure of the three-way catalytic convertercauses the exhaust emissions to exceed the standard, the engine control system with OBD willlight up the emission fault light.
-
Decreased power : The common failure of the three-way catalytic converter is blockageand functional failure, if the blockage will cause poor exhaust and lead to insufficient power.
- Poor exhaust and odor : Acungent, smelly odor can be smelled during idle andacceleration, and exh aust gas analysis will find that the Danyang compound (NOx) seriouslyexceeds the standard, and it should be cleaned up and repaired in time.
How to choose a catalyst
| Model | Purchase according to the emission standard of the vehicle model to be installed (Euro3/4/5/6). The purchase selection standard can be increased, but not lowered. |
| Size recommendations | The ratio of engine displacement to catalyst liters is 1.5:1 (Note that if there is an original catalyst size, please choose the original size and do not reduce the catalyst size to save costs) |
| Function | Please select the catalyst according to the purpose of using the catalyst (to avoid purchasing errors) |
| Cpsi | 400/600cpsi，The catalytic effect of 600cpsi is higher than that of 400cpsi |
| Insulation cotton | Its main function is to improve the installation gap and heat insulation function. (Usually 5mm thickness is the best. If the catalyst diameter is smaller, you can choose thicker insulation cotton to supplement it.) |
Application scenario diagram
| Options | Product Group Links | Installation display |
|---|---|---|
| Ceramic core | Link | |
| Ceramic core + shell | Link | |
| Ceramic core + shell + caliber | Link |
Real feedback
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Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.0 ★★★★★
Based on 29 reviews
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Product Reviews
★★★★★ 5
Awesome book
Format: Paperback
Its a good book, trust me you wont regret it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 28, 2026
★★★★★ 3
Does a good job, but too much philosophy.
Format: Kindle
I'm about halfway through this book. I have a condition that makes it hard to read. This book does a good job of teaching SQLite but spends too much time stressing the importance of comments and style. I agree, that these things are important, however, not to the audience of the book.
The reader would have been better served by getting into the grit of SQL syntax and which keywords to use when versus ensuring that every query had a comment block with name, date, and description. Moreover, requiring every reader to download a prewritten database to work from and special utilities to follow along takes away from the learning experience.
That said, you will learn the basics about SQLite, and by the end of the book be able to handle most problems you'll encounter when developing an application.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 9, 2020
★★★★★ 5
Great book!
The free promotional items the company gives you just for buying this product alone make it worth the five stars I have given it, and the product itself is amazing. I should start by noting that I received this product about 5 days ago and I am currently halfway done with it. This is not a book that teaches you the very basics of computer programming and assumes that you already have a basic grasp of the fundamentals such as arrays which you definitely should if you are even the slightest bit interested in learning SQL. The book begins by teaching you about what the program is, how it is becoming a valued skill in the world, and why it is a better programming language than others. It makes a language that most people consider highly advanced and more and more difficult the more you use it very easy to grasp in a way that could potentially change your entire career. I am not a computer science expert myself and have only a basic understanding of programming language, mostly java, but I was able to read this book and understand almost all of it without a problem. My computer science friends are even surprised by how much I was able to learn about this programming language that they consider impossible in such a short amount of time. I highly recommend this product if you have any interest at all in learning a new programming language or just giving yourself another skill because they make it very simple to learn. Disclosure: I received this product for free or on a promotional discount for my honest review and they are 100% my own opinions. However everyone has their own opinion on this product. I did not receive payment other than receiving the product at a discounted rate and I am not required to give a good review. I know how important my reviews are to people who are interested in buying this product, because everyone should be reading reviews before they purchase a product. What I include is what I actually think about the product and my opinion alone. My reviews accurately reflect my views on this product and any 5 star product I would recommend to both my friends and family as well as purchase at full price. This disclosure is in accordance with the Federal Trade Commission’s Guidelines on Testimony and Advertising. I provide honest reviews that describe the product it entirety both the positive and negatives (if there are any). If my review was helpful to you, would you please vote yes!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 13, 2016
★★★★★ 5
Great beginner book but should have covered layout
Format: Kindle
I've done HTML and made an attempt to learn CSS before. This book is a GREAT choice for beginners as well as myself. The examples are pretty easy to follow and made sense. Most of all this was THE book on CSS I was looking for. My previous attempt to learn CSS was overly complicated and convoluted and left me completely confused on CSS and barely able to get the job done. Perhaps it was because it was for the specific software I was using rather than just CSS. Regardless, after this book I feel confident with CSS now and was surprised how easy it actually is when properly explained.
My only complaint on this book is that I think it should have covered page layout with parent DIVs and child DIVs or page layout in general. That's definitely the next thing to learn after reading this book. But I was able to easily find a video on page layout after reading the book and took it to the next level. This book prepared me for that and got me to a place where I was ready for that.
Hopefully the next version of the book will include page layout techniques to give your website a more professional look.
I'm giving it 5 stars because page layout and graphic design really probably are intermediate topics. So, for an HTML and CSS book, this really "hit the spot"!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 9, 2024
★★★★★ 5
Easy to follow for a beginner!
Format: Paperback, Format: Paperback
It’s easy to follow and understand, like putting a puzzle together following step by step instructions eventually feeling more and more confident. You will learn how to build a website starting with HTML. Love the exercises and snippets. If you never used VS code text editor, I suggest watching video on social media about VScode editor if you use this book. VS is a great code editor and it’s free. Pro tip- install live preview from extensions from your explorer pane, it saves time refreshing a browser to see your work and refreshes in real time as you build and style your pages. The book will go into detail about more technical terms as you move through the chapters. I am a student in Front End Web development and everything internet. This book does a good job identifying some of the technical terms of how browsers display HTML documents in a viewport leading up to responsive design. This book is beginner friendly. I don’t think you need any knowledge of HTML, or CSS to start with this book. You don’t need to be an IT technician either, just a simple understanding of how the internet works. You do need to have an interest in learning to code though because it can be a learning curve. Persistence, patience, and lots of practice will make you successful and that’s the payoff. Buy with confidence!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 9, 2023
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