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It may for the short term. Once the computer senses improper oxygen sensor readings it will turn the check engine light on and start adjusting fuel to try to correct. This can and usually will ruin fuel mileage. Not to mention how illegal it is to remove a cat.

It may for the short term. Once the computer senses improper oxygen sensor readings it will turn the check engine light on and start adjusting fuel to try to correct. This can and usually will ruin fuel mileage. Not to mention how illegal it is to remove a cat.

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Does removal of catalytic converter improve mileage?

NO


Does removing catalytic improve performance in a Subaru Outback?

removing the catalytic converter will give you about a 10-15% power gain problems is with most the newer car there all obdII and if you take the converter off you will set a check engine light and the computer of the car will still try to fix the fuel air ratio which will kill your gas mileage if you want the power gain and still be able to pass emissions and have no fuel map problems get a 3" high flow converter it would be like removing the stock 1


Can you cut the catalytic converter off of a Mitsubishi Gallant?

In a word no, not only its illegal it will improve performance try a bigger cam or throttle body or a aftermarket ECM.


If you remove the inner core of a catalytic converter in a truck will it improve sound and performance?

It may do that but it will surely fail all emission standards. If you fail that then you can't drive it anyway.


How do you improve fuel economy on a BMW?

The best way to improve fuel economy it make sure your tire are inflated to the factory specification (there should be a tire information placard on one of the doors). Beyond that, making the engine breath better will also have marginal benefits. You can try installing a less restrictive air intake system, and an exhaust system with wider pipes. If you live in a state or country that does not do emissions testing, then you can remove the catalytic converter(s), which are a huge restriction. If your car has to go through emissions testing, then there are hi-flow converters that may work. The above answer is correct except the part about removing the catalytic converter. First of all removing the catalytic converter is illegal. Secondly modern engines equipped with fuel management systems will not run properly with the catalytic converter removed. Do not, remove your catalytic converter.


How many MPG will you improve without a catalytic converter?

On vehicles built within the last 12 years you will get no improvement in mileage if you remove the catalytic converter. Besides, it is illegal to modify the emissions system in this manner.


Can removing emissions equipment improve gas mileage?

If you removed ALL emissions equipment, the question would be hard to answer, in theory anyway. Removing individual equipment such as your Catalytic Converter would improve exahaust flow and improve gas mileage. Removing your Oxygen Sensor would most likely decrease gas mileage because the Oxygen Sensor helps control the air/fuel mixture.


What is a cadalytic converter?

A catalytic converter is a device used to improve exhaust emissions by converting undesirable chemicals into other substances in the exhaust of an internal combustion engine.


Does Marvel Mystery oil clean catalytic converters?

Marvel Mystery Oil is not specifically designed to clean catalytic converters. While it is known for its lubricating and cleaning properties, catalytic converters require specialized cleaners to effectively remove carbon deposits and other contaminants. It is recommended to use products specifically formulated for catalytic converter cleaning to ensure optimal performance and longevity of the converter.


What happens when you remove the catalytic converter on a motorcycle?

Removing the catalytic converter from a motorcycle can lead to increased exhaust flow and potentially more horsepower, as it eliminates a restriction in the exhaust system. However, this modification can also result in higher emissions, making the motorcycle non-compliant with environmental regulations. Additionally, it may affect fuel efficiency and could trigger warning lights on modern motorcycles equipped with oxygen sensors. Overall, while performance may improve, the legal and environmental implications should be carefully considered.


What type of cap can you put on the wiring on a Cadillac converter to keep the check engine light off after you take off the Cadillac converter to improve gas mileage?

Removing the catalytic converter is illegal. It will also not improve fuel mileage. The engine will not run properly with the converter removed and the check engine light will not go off and cannot be turned off as it will just come back on. The ECU will try to adjust the fuel/air mixture to compensate for the missing converter which will hurt economy not help it. The fine is $2,500 if you are caught. Install a converter back on your car ASAP.


Can I cut off and replace the cat converter with a straight pipe on my 1996 Dodge Ram 1500 for better sound. Does the cat restrict flow on that year. Will it improve or deter performance?

Its against the federal law to remove a catalytic converter . Vehicle must be equipped with one. It will not pass any emissions test.