Having a catalytic converter that exceeds the legal mark is not ideal as you won’t be able to use it just anywhere.
If your state requires you to pass an emission test that allows only the minimum level of catalytic converter power is not ideal.
This is where the high flow catalytic converter comes in. It provides you with a better HP level and doesn’t break any state rules.
In the list below, I will state some of the best high flow catalytic converters for your car.
If you’re looking to tweak your engine into providing the maximum level of horsepower with minimum effort, then keep on reading.
Table of Contents
- 1 6 Top Rated High-Flow Catalytic Converters Comparisons
- 1.1 1. Walker Exhaust Ultra EPA 16467 Direct Fit Catalytic Converter
- 1.2 2. MagnaFlow Universal Catalytic Converter
- 1.3 3. AUTOSAVER88 Catalytic Converter Compatible With Toyota Prius
- 1.4 4. EvanFischer REPG960301 Silver Powder-Coated Catalytic Converter With Heat Shield
- 1.5 5. AUTOSAVER88 Catalytic Converter Compatible With Chevy Malibu/Pontiac/Saturn Aura
- 1.6 6. Flowmaster 2230130 Catalytic Converter
- 2 What To Look For When Buying A High-Flow Catalytic Converter
- 3 Frequently Asked Questions
- 4 Conclusion
6 Top Rated High-Flow Catalytic Converters Comparisons
Walker Exhaust Ultra EPA 16467 Direct Fit Catalytic Converter
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MagnaFlow Universal Catalytic Converter
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AUTOSAVER88 Catalytic Converter Compatible With Toyota Prius
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EvanFischer REPG960301 Silver Powder-Coated Catalytic Converter With Heat Shield
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AUTOSAVER88 Catalytic Converter Compatible With Chevy Malibu/Pontiac/Saturn Aura
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Flowmaster 2230130 Catalytic Converter
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1. Walker Exhaust Ultra EPA 16467 Direct Fit Catalytic Converter
The Walker Exhaust Ultra EPA 16467 Direct Fit Catalytic Converter is one of the top high converters out there in the market right now; this one can be used in any car model after 1996 and has been designed for OBDII cars.
The working and designing of this product are direct; you can easily plug this tiny device in your car without the need for any tools.
It has an OE type of hanger for fitting and almost outdoes the original one.
The installation process couldn’t be any simpler than it is. No requirement for extra tools or screwing to plot this product in your car.
The power of this little device is almost unbelievable; it tweaks the engine just right, trying to drop every ounce of horsepower, giving your car a loud boost.
It passes all emission tests of any state actually. This one has a very OE-style copy feel to it, both design-wise and feature-wise.
It is strong and durable, has massive brackets and hangers for durability and stability.
Along with that, it fits in almost any car model perfectly. You won’t need to weld the system of the car.
As the catalytic converter is an exhaust system that sucks in any toxic gas from the combustion system, this particular catalytic converter detoxes the car combustion system to match the same level as an OE design.
Furthermore, it protects the system from overheating and keeps the car’s combustion system in check, providing the maximum level of horsepower to your car.
You can have even more fun by tweaking the converter enough to produce the maximum level of HP.
These high flowing catalytic converters are affordable and will give you all that you need.
It’s a great investment all over, so if you’re on a budget trying to increase and tweak your engine to prove HP, then this converter will do the job for you at half the price, highly recommended.
- Comparable to the OE designs
- High HP level
- Easy to install
- Welding of the studs is poor
Moreover, on a budget, these converters provide you all you need, detoxing your combustion system while also tweaking your engine enough to provide a good level of Horsepower to have some fun on the road with your convertible or just any car in general.
2. MagnaFlow Universal Catalytic Converter
The MagnaFlow Universal Catalytic Converter passes all the emission tests of any state, making it usable anywhere.
This high flow catalytic converter is one of the excellent in the market due to its long-running, high time power system.
It meets all the EPA emission tests along with any other requirements. This brand is a bit more modern.
It’s useable in all modern cars and manufactured using the latest features, materials, and technology. The use of such high specs gives this one a great boost in power.
It tweaks the engine of the car just enough to layout the HP level to the maximum; if you are into tweaking and playing around with your car, this product is the best one for you.
This device is made of stainless steel.
Hence it does not rust quickly and last the user and buyer a very long time. It’s corrosion-resistant and ensures the buyer his money is worth investing.
This product also comes with a 5 year warranty, which gives it even more advantages than the last one mentioned. Tools and welding might be needed to install this one.
Some cars have certain fitting sizes, so with the correct tools, you can ensure that the converter does not come loose and destroy the car’s internal system.
This converter can fit into so many cars, giving it a huge advantage in the industry and making it super popular.
The stainless steel feature and the good quality steel used to construct this one benefit from being used in heavy-duty software. The price is also reasonable and affordable to all classes.
- Rust free
- Uses stainless steel
- It cannot be installed properly without enough knowledge
A great pick for people who are looking to invest in a long-term plan with a sturdy warranty, moreover I would highly recommend this to any trying to tweak their engine to produce more horsepower and detox their combustion system.
3. AUTOSAVER88 Catalytic Converter Compatible With Toyota Prius
Next up, I have the AUTOSAVER88 Catalytic Converter, it is manufactured keeping the OE models in mind, and it is made of stainless steel, which is not only rust-free but can also fit in almost any model car.
The stainless steel is very durable and can be used for heavy-duty use; this product keeps the engine in check and cools down the combustion system eliminating any toxic or pollutant gas.
Along with this feature, it also provides efficient results in terms of strength and working, it tweaking the exhaust system enough to provide a good HP level for your car.
The installation process is also simple and easy.
The catalytic converter comes with adjustable values as well as any hardware tool that your car might require for a secure installation.
The catalytic converter is also EPA approved, which means it can pass all sorts of emission tests for the state you belong to; this also means that the device has a five-year warranty; these little specs and pros give the converter a boost in the market world.
The converter weighs about 10 pounds, and the interior of the converter is made of fine steel and has a metallic finish, metal to metal contact gives the engine more power.
This keeps the engine running effortlessly without any internal flaw.
This catalytic converter is a high-flow device, so it does not break any state rules but also allows you to have a little fun with your car.
- Easy to install
- Come with all the necessary hardware tools
- Keeps the engine flowing rapidly with no internal flaw
- Warranty is limited
Moreover, it’s a great pick with no actual real flaw would highly recommend it to all Toyota Prius holders.
These converters work best with the models from 2004-2009 and will get the car going and allow you to have a good run along the way.
4. EvanFischer REPG960301 Silver Powder-Coated Catalytic Converter With Heat Shield
The EvanFischer REPG960301 Silver Powder-Coated Catalytic Converter is designed a bit differently than the rest; the device has two tube-shaped pipes with a double end converter.
These steel tubes are made of aluminum and use a dual inlet. The hardware of these dual inlets includes three-bolt spinners and a three-bolt welded flange.
The aluminum steel tubes are super durable and sturdy; this feature not only makes a product last longer but also provides an all-around guarantee of its quality.
The dual inlet is what makes this brand worth the money; it completely cancels out any hot burning gases away and helps the engine system stay cool while also being able to tweak the engine enough to provide a good level of horsepower.
This tube-shaped design also resembles the letter ‘Y’, this y shaped catalytic converter is designed using the OE models and even exceeds the original.
It has four sensors for gases to pass hence why it has such a good system for ceasing toxic gases to enter the engine system.
The EvanFischer catalytic converter is also EPA approved, which, as we all know, helps legally certify the converter and helps pass any emission tasks required for a particular state.
Moreover, the installation process is also not timing taking and can be done with ease which gives it not only great specs, features but also a quick plug and plays action.
This modification makes it worth the price and popular in the industry. The price is also affordable for all.
This product has a protective shield; hence it does not get affected by heat and will last longer than other converters.
- The installation process is not time taking
- Cleans the combustion system of toxic pollutants
- Aluminum steel tubes are super durable
- The rattling affects the engine system and causes damage
Worth the price, but only if you are looking for a limited time investment moreover a good pick; this works well in Chevrolet Silverado models starting from 2000-2005; if you own one of them, this catalytic converter is perfect for you.
5. AUTOSAVER88 Catalytic Converter Compatible With Chevy Malibu/Pontiac/Saturn Aura
Another catalytic converter that is designed using the OE models, but for once this one exceeds all the standards, the performance of this converter is highly powerful and will get your vehicle going at a good pace while also keeping the state’s legal rules in check.
Along with that, it’s for heavy-duty use; no matter what truck, car, or Jeep you own, this AUTOSAVER88 Catalytic Converter will work just the same and better.
This heavy-duty converter is made of stainless steel as well, which not only provides enough strength to handle the car’s engine system but also provides durability at its maximum level.
It does not need any extra tools or modifications to plug this one into the car super easy to install; this plays another pro part in the advantages.
It fits right about perfectly, giving the car’s exhaust system a good boost and providing enough horsepower to speed up your engine; you can tweak it just enough to layer every ounce of HP from your car.
The converter also has a five-year limited warranty and is EPA approved, which makes it certified to be legal on the road and off the road for your vehicle.
This product has a honeycomb internal construction system. The interior is also made of stainless steel and has a metallic finish.
This metal-to-metal interaction is key in providing a good fit and an even better HP level for your car.
The converter weighs around 22 pounds and has a dimension of 16.7 × 16.9 × 6.9 inches.
- EPA approved
- Fits nice
- Powerful performance
- Not for a long-term investment
- Nuts and bolts aren’t of the right size
If you can easily find a bunch of hardware tools lying around, then this one will work for you; moreover, if you own a Chevy Malibu model from 2006-2008, this one seems to work wonders in that vehicle and is very powerful for it.
6. Flowmaster 2230130 Catalytic Converter
Last up; I have the Flowmaster 2230130 Catalytic Converter, saved the best for last.
This product has an excellent working method, a hollow tube with two open ends keeps the flow at its peak, and you can tweak the exhaust system enough for the engine to provide an excellent HP level with just this simple little gadget.
Just like any other good catalytic converter, this one is also made of stainless steel, both interior and exteriors.
The exterior is thick and sturdy, which give it an advantage over high heat combustion system, its durable strong, and the engine system can easily rely on this one to eliminate any toxic pollutants and keep the combustion system tidy and working up to its extreme level.
Another great spec of this converter is how tiny it is and how great it performs, and it can easily fit in any car, the installation process is also not timing taking at all, and the converter does not require any hardware tools for installation.
It weighs around 907 grams and follows the OEM design pattern, which gives it a great structure.
The exhaust system can have a certain smell when it overheats; the petroleum burning with the engine system can cause a toxic smell.
This product prevents that and cancels out and other gaseous pollutants, which makes it environmentally friendly.
The price is also affordable. Even though the features and material used is highly expensive, you get great specs and modification at such an affordable price.
- High-quality material
- Can easily fit in any car
- Does not last a long time
Moreover, a great pick for an affordable price if you’re looking for a short time replacement will be highly recommended as the feature and specs are perfect and can get your vehicle going with power.
What To Look For When Buying A High-Flow Catalytic Converter
High-flow catalytic converters are very much sought after for their benefits over their normal counterparts.
While these benefits are worth discussing, it is important to know what you should be searching for in one.
This guide will cover all the main features you should try and incorporate into your catalytic converter.
Here are my top picks for what to include:
- Compatibility With Your Emission System And Regulations
- Universal Converter
- Direct Fit Converter
- Low Chance Of Clogging
Keep reading the guide to find out why I ranked them as such. If you do not know why you should look for these aspects then keep reading!
Compatibility With Your Emission System And Regulations
Identifying your emission system is the first step in figuring out the best catalytic converter.
Depending on your emission system, your high-flow catalytic converter must adhere to either CARB or Federal Regulations.
Depending on which one, you will need to ensure that your high-flow catalytic converter satisfies those requirements.
If you originally bought your high-flow catalytic converter in California, it is most likely CARB compliant.
CARB regulations are stricter than Federal standards, meaning CARB-approved converters are also likely to be federally approved.
Do you need a high-flow catalytic converter that is compatible with your car? The answer to your problem is the universal converter catalytic.
As the name suggests, these catalytic converters are universal and are compatible with all ranges of vehicles. This can make purchasing one a cakewalk.
Direct Fit Converter
If you want a catalytic converter that is perfectly compatible with your car, then you should be on the search for a direct-fit converter.
A lot of car enthusiasts tend to go for this option simply because it can lead to a converter that is better suited for your vehicle.
If you want to heighten your car’s power, then this will be the best approach.
Low Chance Of Clogging
As opposed to normal catalytic converters, high-flow catalytic converters already have less chance of clogging. Clogged converters are expensive to fix.
Hence you need a good-quality converter. Even some high-flow catalytic converters are prone to this.
You should read product descriptions and customer reports and find a converter with a low chance of clogging. Otherwise, you might have to deal with a lot of issues.
Investing in a high-flow catalytic converter is a good thing to do. It increases your car’s power and does wonders for the environment.
Just make sure that you get it with the above features in mind. Also, make sure it is allowed in your state; otherwise, you might get in trouble with the law!
Frequently Asked Questions
Q1. Do High-Flow Catalytic Converters Make A Difference?
Yes, they do, high-flow catalytic converters are state-approved, every state has rules and regulations in terms of vehicle power, a certain emission test is required to legally approve your car’s internal system to be in terms with the street rules, high flow converters provide you enough power without breaking any legal rules.
Q2. Will A High Flow Catalytic Converter Cause A Check Engine Light?
When you install a high-flow catalytic converter, your exhaust system will boost up a couple of notches; the engine light, however, turns on when the light is below the average, which as we know can be determined by the oxygen sensor, so a simple answer will be the high-flow catalytic converter does a cause a check light engine but only if it triggers the sensor.
Q3. Does A High-Flow Catalytic Converter Add Horsepower?
Yes, most people only install catalytic converter to add more horsepower to their vehicle and even test out how much the vehicle can provide in terms of HP level; the engine system takes full control of the HP and hence why a converter is used to tweak the system to drop out every ounce of HP, high-flow catalytic converter add horsepower without neglecting or breaking any state rules.
Q4. Does A High Flow Catalytic Converter Make The Car Louder?
The simple answer is yes!
Due to how high-flow catalytic converters operate and the increased exhaust rate they provide, they tend to produce more sound. This sound is often louder and more aggressive.
The above-mentioned list consists of some of the best high flow catalytic converters for your car no matter the model.
Each one provides an amazing feature, great specs, and excellent modification, is affordable to all classes, and can drip out every inch of power in your vehicle, all are legal enough to use.
I would recommend the Walker Exhaust Ultra EPA 16467 Direct Fit Catalytic Converter. This particular converter is a heavy-duty one and has no adequate flaw that sets it apart.
Moreover, if you are looking for long-term use, this one comes with a great price, and it gets the job done.
Don’t waste your time on testing and get your converter right now at an affordable price with great specs.
I am Tahir Azam, and I have been writing amazing articles for TaxiHack for as long as I can remember. I know everything that is to know when it comes to automobiles and is always on top of industry news and developments. While I am not an expert by any means, I pride myself on knowing the ins and outs of many different problems and, of course, their solutions. The articles on our website are some of the best and well-researched content that you will find, and I spend countless hours making sure this remains to be true. This is why I ask you to take your time out and read some of my articles, especially if you find a topic that resonates with you or is something you are looking into. This way, you will find the perfect mix of information and tips on your desired topic. Learn more about Tahir.