Top 7 Best Catalytic Converters Reviews (2018)

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Having a vehicle is beneficial when you have to cross a long distance for your work on a regular basis. However, cars generate gases that can contribute to the thinning of our ozone layer, along with other pollutants in our air.

Hence, you should consider buying a catalytic converter. Once installed in your emission system, it will minimize the usage of chemicals and ensure that the pollutants that your vehicle generates will be eliminated. It will not only preserve our environment, but a catalytic converter can also lengthen the lifespan of your car.

For today’s post, we are going to review the top 7 best catalytic converters we found in the market. If you are interested in buying one, here is a list created just for you.

13″ Inlet/Outlet Universal Catalytic Converter 410300 Direct Fit Converter High Flow OBD2 Stainless EPA Approved

3' Inlet/Outlet Universal Catalytic Converter 410300 Direct Fit Converter High Flow OBD2 Stainless...

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The AutoSaver88 universal catalytic converter is designed to provide maximum flow and surface area. Its coating method is controlled to meet exact specifications for maximum performance.

This catalytic converted is seam-welded close to the converter body for a stable bond. The edges are welded, allowing the catalytic turned to expand during the operation. It will also provide more room for the catalyst to be in motion.

Thanks to its heavier-gauge T409 stainless steel body from tip to tip, you don’t need to worry about the quality of your converter as it can last for a long time.

No inferior materials were mixed during the manufacturing of the product. This 3-inch universal fit catalytic converter is suitable to most vehicle models. Note that this product is not for California and New York.

Pros

  • The converter is easy to install
  • The inlet/outlet is sized to fit over a 3-inch pipe
  • Its assembly is neat and clean
  • Great price

Cons

  • It may be a few inches too short to other vehicle models
  • Unresponsive customer service

2Catalytic Converter for Dodge Ram 1500 2500 Dodge Ram

Catalytic Converter for Dodge Ram 1500 2500 Dodge Ram 1500 2500 Van 94-95 Ford Thunderbird...

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Another product from AutoSaver88, we have the catalytic converter for dodge ram. This converter is suitable for Ford, Thunderbird, Mercedes Benz, and other vehicle models.

The EPA had approved the product. This is a monolithic honeycomb catalyst. Its design helps to maximize the flow and provide a huge surface area. The strict coating of the product is implemented to meet the exact specifications.

Similar to the previous product from the same manufacturer, it has been seam-welded to create a solid bond. It also allows the converter to expand and the catalyst to move around.

It is made of heavy-gauge T409 stainless steel from tip to tip. No inferior weights or materials have been used for this product.

This converter fits single 2.5-inch and dual 2-inch PS. Now you can ensure that your car will only blow harmless gases when driving. Note that this product is not for California and New York.

Pros

  • The converter can make your vehicle run quietly
  • Solid construction and built to last
  • Easy and quick to install

Cons

  • Might need some modification due to its small size

3Universal Catalytic Converter 2.25″ Inlet/Outlet OBDII High Flow Converter Cat Stainless Steel 

Universal Catalytic Converter 2.25' Inlet/Outlet OBDII High Flow Converter Cat Stainless Steel EPA...

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We also have the AutoSaver88 universal catalytic converter for 2.25-inch inlet/outlet. It is suitable for most car models nowadays.

The converter is made of a t409 stainless steel OEM exhaust manifold replacement for a longer lifespan. It also has a ceramic carrier interface, and the EPA has approved this metal catalyst.

The converter’s engine limit is 5.9L, and its test weight is 6000 pounds. It has a structural integrity warranty of three years or up to 30,000 miles.

Furthermore, this catalyst converter is built to last. The high-quality stainless steel is durable and can ensure your safety. It is a universal fit for most vehicles (models before 1998) that comes with matching exhaust pipe diameter.

Pros

  • The catalyst is quick and easy to install
  • Its durable stainless housing is built to last
  • Good quality replacement at an affordable price
  • Works without restriction

Cons

  • The converter smells foul

4Universal 3″ Catalytic Converter Direct Fit High Flow Converter Stainless Steel 

Universal 3' Catalytic Converter Direct Fit High Flow Converter Stainless Steel EPA Approved

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If you are looking for a universal 3-inch catalytic converter, this one is for you. Coming from the same manufacturer is the converter that has been approved by the EPA.

Its EP number is stamped on the converter cat and complies with the Federal emissions design. The monolithic honeycomb catalyst is built to last.

It has a ceramic design that can maximize the flow and surface area. Its coating method follows the standards strictly for optimal performance.

Moreover, its seam-welded body from tip to tip can serve your vehicle for years to come. It also helps in creating a strong bond.

The converter is made of heavier-gauge T409 stainless steel and has 3-inch inlet and outlet. Note that this product is not for California and New York.

Pros

  • A quick and effective solution for cleaning car exhaust
  • Heavy-duty construction is built to last
  • Easy to install
  • Makes the car quieter and provide better airflow

Cons

  • Does not work on some car models
  • The heat shield is of poor quality

5Pair 2.5″ Universal Spun Catalytic Converter High Flow Stainless Steel

Pair 2.5' Universal Spun Catalytic Converter High Flow Stainless Steel

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If you have extra budget, you might want to check out the Colt Exhaust universal spun catalytic converter. This converter is designed to provide better airflow for your car.

It is made of stainless steel from tip to tip and built to last. The 4-inch body length converter is quick and easy to install. If you have been working with your vehicle, the installation is just a breeze.

This converter’s inlet/outlet diameter is 2.5 inches, suitable to most models of vehicles nowadays. For your peace of mind, the converter is OBDII compliant.

It can increase the horsepower of your engine from five to ten. Also, its spun design fits tight application and ensure that there would be no leakage.

Pros

  • Easy to install
  • Stainless steel body is durable

Cons

  • The quality could’ve been better for the price
  • Not EPA-approved

6For Nissan Altima 2.5L 2007-2013 Catalytic Converter Exhaust Manifold 4-Cylinder High Flow Cats

Catalytic Converter for 07-13 Nissan Altima 2.5L Exhaust Manifold 4-Cylinder High Flow Cats (OE...

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If you have a Nissan Altima, this catalytic converter might be the one that you are looking for. Although it’s not the cheapest model we’re going to feature, this converter is easy to install thanks to its OE-style routing and hanger position.

The thick OE-style flanges, hangers, and brackets help to improve the strength of your engine. This converter direct fit design bolts to existing exhaust.

Similar to the previous products from the same manufacturer, it had been approved by the EPA and Federal Emissions compliant design. The high precious metal load and high technology wash coat can provide optimal performance.

Its stainless steel construction and internal substrate material are built to last. However, keep in mind that this converter is not for California and New York.

Pros

  • Easy to install
  • Offers high-quality gasket
  • Well-designed and built to last

Cons

  • Poor quality heat shields

74″ Inlet/Outlet Universal Fit Catalytic Converter For Truck Diesel High Flow Cat Stainless Steel

4' Inlet/Outlet Universal Fit Catalytic Converter For Truck Diesel High Flow Cat Stainless Steel

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Lastly, we have a catalytic converter designed for trucks. This EPA-approved and Federal emissions design compliant converter has ceramic that can maximize the air flow in your engine.

The monolithic honeycomb also increases the surface area. Its coating method is controlled to meet exact specifications.

Also, this converter is seam-welded from tip to tip for a stronger bond. The welding on its edge allows the converter to expand and the catalyst to move around.

Thanks to its heavy-gauge T409 stainless steel construction, rest assured that this catalyst can improve your engine for years to come.

Pros

  • Compact and cost-effective
  • Easy to install
  • Passed the safety inspection
  • Can fit up to 4-inch pipe

Cons

  • The substrate is of poor quality
  • The converter has no number stamped on it

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