Premium Metal Core Catalytic Converters for Gasoline Vehicles | Global Supplier High Quality Three-Way Catalyst 136mm
SKU: 48076744197

Premium Metal Core Catalytic Converters for Gasoline Vehicles | Global Supplier High Quality Three-Way Catalyst 136mm

Sale price$21.01 Regular price$23.34
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Description

Premium Metal Core Catalytic Converters for Gasoline Vehicles | Global Supplier High Quality Three-Way Catalyst 136mmPremium Metal Core Catalytic Converters for Gasoline Vehicles Global Supplier Product Attributes 1. Product name: Ceramic catalytic core for gasoline vehicles 2. Size: diameter: 136mm, 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, New York, Maine and Colorado. If your

Premium Metal Core Catalytic Converters for Gasoline Vehicles | Global Supplier

Product Attributes

1. Product name: Ceramic catalytic core for gasoline vehicles

2. Size: diameter: 136mm, 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

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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?

  1.  Increased fuel consumption : The three-way catalytic converter is damaged , which
    directly causes high fuel consumption and reduced power.
  2. 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.
  3. 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.
  4. 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.
  5. 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:
  1. 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
SKU: 48076744197

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Christopher
Louisville, US
★★★★★ 5
Slip-on ready and great quality
Size: 9, Color: Black
These shoes were stuff for the first half hour but then feel great. Well worth the chance and money. Great quality and slip-on easy
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Reviewed in the United States on May 22, 2026
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Derek Preston
Houston, US
★★★★★ 5
Great buy
Size: 11, Color: Tan
Great fit comfortable look good
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Reviewed in the United States on May 12, 2026
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mike t.
Dallas, US
★★★★★ 5
Great shoes
Size: 14 Wide, Color: Black
My shoes look good and feel good and now I’m going to purchase the brown pair I saw
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Reviewed in the United States on April 24, 2026
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Nicholas D. Clark
Grantham, US
★★★★★ 4
Don’t buy for restaurant industry
Size: 10.5, Color: Black, Size: 10.5, Color: Black
Good looking shoes, fairly comfortable and good value based on the description shared, so I don’t feel it’s fair to rate them lower than 4 stars. I had high hopes for them based on previous reviews from others saying they wore them in the food and beverage industry that mentioned their quality and durability, however I strongly recommend looking elsewhere if you do. I purchased these to wear working in a full service upscale restaurant and in less than two months have managed to have torn the material on the middle exterior section and the bottoms of the shoes are already completely worn down. Good design, but the durability needs to be improved if they’re to hold up for that industry.
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Reviewed in the United States on July 18, 2025
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Damon Richards
Fort Morgan, US
★★★★★ 1
DO NOT BUY (lasted less than 7 months)
Size: 11, Color: Black, Size: 11, Color: Black
I bought these for work as a bartender in August of 2025. By December, the tops were scuffed, frayed, and peeling beyond repair, and by February, the soles were coming off. I’ve never had a pair of shoes with such low quality.
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Reviewed in the United States on April 11, 2026

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