Removing catalytic converter gas mileage

Many people think removing a catalytic converter from a vehicle can gain both horsepower and gas mileage. So they tell me that they will remove them and weld a straight pipe so the air can flow normally and I can gain all the power back (keep in mind that at that moment I hadn't realize those "filters" were the catalytic converters) after that I decided to install a muffler to improve the sound a little bit. Over a period, the catalytic converter loses its functionality and needs replacement. After removing the catalytic converter, use a pressure washer to blast out any contaminants from the matrix. What is it doing to my engine? And gas mileage for that matter? If i take out my converters and just put straight pipe with ports for the o2 sensors will that be ok? Thanks So how do you tell if your vehicle's catalytic converter, or "cat" as gearheads sometimes refer to it, is out of whack? And when should you count on having to replace it? The truth is, on modern vehicles, the catalytic converter should last the life of the car or truck, given an "average" life of about 100,000 miles (160,934 kilometers). they usually will pick up 10% fuel economy with removing or adding high flow ones. A Catalytic Converter closely resembles a muffler in appearance, the catalytic converter is located in the exhaust system and has an outer shell made of stainless steel. Plug the hole in the bottom of the air box with a rubber plug and some silicon rubber. Beside pollution control it's beneficial in my opinion.


Does removing the catalytic converter give additional power Gas mileage increased, more of a throaty sound, (Made the stg 1's sound better) and I'd say I noticed Forgive me for asking a purely theoretical question but I need to win a bet Will a current model American car run better without a catalytic converter or without a muffler Please understand I have no intention of removing these Because they engineered the engine with the back-pressure from the Catalytic converter in there. A partially clogged converter often acts like an engine governor, limiting the actual RPMs to a fast idle. Your gas mileage also should improve. Many car models today come with multiple catalytic converters and removing the extra one is becoming a popular automotive repair. Park your vehicle on flat, solid ground for safety Better Gas Mileage Since catalytic converter removal allows for exhaust gases to exit a car's engine at increased speeds, engine back-pressure is reduced, which lessens engine strain. A faulty catalytic converter can decrease the performance as well as the efficiency of the driver of your vehicle. A lot of people don’t realize that they need to clean their catalytic converter occasionally or else it runs the risk of getting clogged. 0L powerstroke? Would it have an effect on the - Answered by a verified Ford Mechanic I got a 2007 Silverado Classic V6 5speed.


My catalytic converters have been clogged for awhile, and the o2 sensors need changed because of this. If you want to take it a step further, remove your pre-cats (if your car has them) and also remove the stock airbox and get a K&N air filter (or aftermarket intake) as well. Remove the PAIR valve and all pipes connecting to it. The catalytic converter was added to production vehicles after the removal of lead from gasoline to produce the unleaded gas we use now. 2. Lead was used in gasoline to cool and cushion exhaust valves. This reduction in engine back-pressure and engine strain enables an engine to work more easily, and thus reduces fuel consumption and increases gas mileage. Does a bad catalytic converter affect gas mileage? Yes, a bad or faulty catalytic converter can drastically affect the mileage of the vehicle by affecting the performance and efficiency of the engine.


That seems to be excessive. The oxygen sensor and air-fuel ratio sensor in modern vehicles monitor the efficiency of the catalytic converter by tracking the gas levels in the exhaust. Also are there any bad things with it?? A faulty catalytic converter can decrease the performance as well as the efficiency of the driver of your vehicle. Removing your Blazer's catalytic converter will increase the power and improve gas mileage a bit as it decreases back pressure on the If you gain 4-7 mpg without the catalytic converter then you are suggesting the catalytic converter is responsible for perhaps a 15% or so mpg reduction. I'm guessing it will improve mpg as well. How To Clean Catalytic Converter Without Removing It Removing the catalytic converter would cause your engine to run improperly, possibly causing damage and most likely making your gas mileage worse. A catalytic converter's function is to filter most pollutants out of the exhaust so it probably wouldn't mess up the computer in the car or lower gas mileage. You could have a bad catalytic converter! emission test, so you must have a catalytic converter on your vehicle to pass it.


As for the mileage, I have documented the fuel used and miles traveled for all but the first two tanks riding it home from the dealer. Regardless of the emissions laws in your particular state, it is against Federal law. Or a leakiing injector body. 9 MPG. Removing and cleaning the catalytic converter is another potential fix. 3. If your car is experiencing a large increase in its gas consumption over a short period of time, a failing catalytic converter could be a cause. 5 burns oil like a 2 stroke motor, and I was wondering if anyone knows the pipe size of the cat so I can just put pipe in its place for now while I clean/get a new catalytic converter and maybe solve my oil issue.


If you added leaded gasoline to a vehicle equipped with a catalytic converter it would cause it to overheat and melt therefore clogging the converter. S. This, in and of itself, has no effect one way or the other on the use of fuel. Hello from New Zealand! I just bought a 2004 Ford Escape 3. Here we explain how a catalytic converter works, how to clean it and when you need to replace it Removing the catalytic converter(s) is illegal. When you have a blockage in your catalytic converter, the lower airflow can cause your car to burn more fuel than it needs. If your vehicle displays any of the following trouble codes: P0420, P0421, P0422, P0423, P0424, P0430, P0431, P0432, P0433, P0434, you’re looking at a problem with the catalytic converter. automobiles since the mid-1970s.


3 ( I did install a tonneau on Sunday and this will play into it too. Without a catalytic converter, you can bump up the engine performance. therefore, through this article, i will show you how to clean a catalytic converter template and avoid early replacement. i was told by a mechanic friend that if you remove the converter from the exhaust system you will get 25% better mileage and horse power. What causes catalytic converter to go bad Catalytic converter problems What you need to know about catalytic converter problems. If you remove the cat, the O2 sensor will indicate that the cat is not functioning, and it will make a check engine light. I have heard that the removal of the cat will sometimes affect the O2 sensors and idle quality. form my own experience i have gained about 3 mpg city and 5 to 6 highway The catalytic converter on my 1987 Chevrolet 3/4 -ton pickup is damaged.


Catalyst poisoning occurs when the catalytic converter is exposed to exhaust containing substances that coat the working surfaces, so that they cannot contact and react with the exhaust. As it’s name hints toward, it releases a chemical catalyst that acts upon the gases that travel through a car’s muffler and exhaust and converts those gases into states that are less harmful to environment. Also, if you live in a state that has emissions or safety inspections, not only will this be automatic failure, but a hefty fine imposed as it is against federal law to remove the converter(s). The rear O2's are the ones that check for cat efficiency, and will most likely need to be replaced with O2 simulators like what URD sells. I got a 2007 Silverado Classic V6 5speed. if I remove the catalytic converter from my 2001 Mitsubishi Montero Sport how does that effect the gas mileage - Mitsubishi Cars & Trucks question During regular driving, a vehicle produces harmful pollutants. A cold engine when first started may have fuel efficiency reduced by 50% and up to 10% more CO_2 can be produced when idling. A totally clogged converter causes the engine to quit after a few minutes because of all the increased exhaust back pressure.


A catalytic converter makes no use if short distances are run, Like in my town. also the flow master is a chambered muffler you could change to a straight through design and cat less. Not true at all. say from an 85 dodge Many people think removing a catalytic converter from a vehicle can gain both horsepower and gas mileage. Someone would have to do a dyno test on the 4 banger or 6 to show any real data on that though. Large image extra remove the catalytic converter heat shield picture of a car s ler purpose of the converterWill Removing The Catalytic Converter Damage My Vehicle It Still RunsThe Arguments For And Against Removing Catalytic Converter CarHow True Is It That A Catalytic Converter Reduces The FuelP0420 Catalytic Converter System Bank 1 Efficiency Below8 Best… Better Gas Mileage Since catalytic converter removal allows for exhaust gases to exit a car's engine at increased speeds, engine back-pressure is reduced, which lessens engine strain. It's not a good idea to remove the cats. If your converter is partially or fully clogged, it will definitely run better.


First it can destroy the catalytic converter…and second it can dilute the engine oil. is this true? does the catalytic converter hold back the engine from getting better performance to control emissions! and is it legal to remove it from an older vehicle. By Scott Kaufman - March 11, 2015 Certainly if your exhaust system is clogged, the car would make less power and get worse mileage. Replacing it could improve both mileage and power, but only 'if' it is starting to stop up, which is a possibility with the year of vehicle you list. Because they engineered the engine with the back-pressure from the Catalytic converter in there. I am just assuming that the ECM,Fuel to air ratio, MAF sensor all play a part in that. Here are some of the other pros and cons associated with the removal of a catalytic converter. Conclusion .


) Better gas mileage. If you remove the catalytic converter, then this conversion process disappears. Unless you have damaged your catalytic converter physically, it should perform correctly until around the manufacturer’s recommendation for possible replacement time. Replacing a catalytic converter is not the attractive option because of its cost. I have a long trip coming up so I expect it go up anyways average wise. Rust is inevitable, and if your vehicle is more than 8 years old and/or you live in a rust-prone climate, you might need to replace your catalytic converter. The oxygen sensor monitors How to keep the check engine off when removing catalytic converter Redneck Engineering What happens if you put BRAKE FLUID in your gas tank? (You'll be surprised!) How To Fix A Catalytic Since catalytic converter removal allows for exhaust gases to exit a car's engine at increased speeds, engine back-pressure is reduced, which lessens engine strain. It is the catalytic converter’s job to take those pollutants and transform them into a gas that is not as toxic to the environment.


I live in Mexico, so here inst really emission control and that stuff. your symptoms are those of someone who overfills the tank by removing the A catalytic converter uses a catalyst in the form of platinum or palladium which converts these harmful gases into harmless gases. Also, what size pipe should i use? I'm thinking about 2 1/4" off of the manifolds and then into a 2 1/2" or 3" common pipe out the muffler. I guess im wanting to know if one, has anyone done this to there trucks? I looked threw on this page and all i see is rice-boy honda civic forums about removing cat's for more horse. Read on to learn how to remove a catalytic converter. On Friday prior to install my MPG indicator registered 10. Related to the poor acceleration symptom above, when you don’t have proper exhaust flow, you are forced to step on the gas pedal more since acceleration is affected. Does removing the catalytic converter give additional power Gas mileage increased, more of a throaty sound, (Made the stg 1's sound better) and I'd say I noticed While more involved from an installation standpoint, headers in combination with a cat-back system will give you a measurable boost in power.


It should still run ok. Does My Chevy S10 Pick Up Need a Catalytic Converter? Reader Question Thanks for the help on my other question…I have another: How can I test to see if my catalytic converter is clogged or bad and needs replacement in my Chevy S10 pick up? . Too much gas and not all of it is getting burned up when existing the exhaust. 1. To clean a catalytic converter, pour catalytic converter cleaner into the gas tank, drive until the tank is close to empty, refill the tank, and re-calibrate the vehicle's on-board computer. Read on to learn remove a catalytic converter. Shouldn't I be getting BETTER gas mileage with the catalytic converter removed? 3 Answers. Is your truck not going any faster when you press the gas at speed? Perhaps you have experienced a noticeable drop in gas mileage lately.


The catalytic converter is a part of your car that looks like a muffler, but provides a very different and important function. Removing the catalytic converter. Another flush through liquid that you only need to add to your gas tank, it is compatible with both gasoline and diesel engines, no matter what the size. Catalytic Converter - How does it affect mileage? For the under-informed , I own Yamaha's RX-Z and it's got a catalytic converter. It is against the law. Therefore, let us know how to replace and install a catalytic converter for your vehicle. If they meant what they said, they wouldn't even own a car, but if your trying to increase your HP, you'll get 0% gain doing that, actually doing that will cause your O2 sensors to read wrong airflow amounts and you'll lose hp, and your dash light will come on and stay on. Check your vehicles’s owner’s guide for when you need to check or service your catalytic converter.


If the engine suddenly sounds less ratty and smoother, the catalytic converter would be plugged. Signs of a faulty catalytic converter include reduced fuel economy, excess engine heat, and impaired engine or exhaust performance. Emissions and green house gasses/environmental impact aside, will removal of the cat improve gas milage. Instructions. As noted above, this is an easy task that will be a lifesaver in the long run. The catalytic converter had been professionally removed before I purchased it, and over the last 2 tanks I've bee Will no catalytic converter mess up my gas millage or my truck in anyway? I own a 1994 Chevy 1500 i am going to take the cat off it because it is plugged up im going to put a splice pipe in place of the cat will this effect my gas millage or my truck in any way Decat: Will removing the catalytic converter increase or decrease fuel consumption? it will increase you gas mileage slightly. According to him the Cat conerter is for foriegn grade fuels and in pakistan it does not function well due to bad quality of fuel. And yes it will increase your hp and improve gas mileage in most vehicles.


Following is how I removed the PAIR and CC on my 05 TA: Remove the CC and bypass with stainless pipe, all gradual bends and smooth welding. Catalytic converters have been standard on U. Would removing the catalytic converter do any damage to my '04 6. The symptoms of a bad catalytic converter include reduced engine power, misfiring, reduced fuel economy, rotten egg smell from the exhaust. 3 TBI) Although a catalytic converter will last your car’s lifetime, it needs to be cleaned from time to time to keep working in its optimum condition. WARNING: A fine up to $2,500. It’s a possibility. OK, here's a serious solution to the rising gas prices: Replace your catalytic converter with a stainless steel straight pipe and watch your MPGs soar.


Most modern vehicles are equipped with a three-way catalytic converter. So after 200,000 miles, my cat is starting to get clogged up. 0 V6 with ~70K miles on it. Still a good indication your MPG can improve if you can somehow force yourself to not get on it. Or a rusted and leaking gas tank. Plug the hole in the intake with a M5 X 5 cap screw. The catalytic converter on my 1987 Chevrolet 3/4 -ton pickup is damaged. A visible fuel vapor over the carburetor intake, performance changes after the removal of oxygen sensors and increased carbon emissions from the converter are also warning signs.


At least one catalytic converter has been used on cars since 1975; today, cars may have two or more depending on the engine configuration and manufacturer. Most catalytic converters nowadays should last 150,000 miles or more. The catalytic converter helped drive the push toward unleaded gasoline as well. The main emissions of your vehicle include nitrogen gas, carbon dioxide (CO2), water vapor( H2O), carbon monoxide (CO), hydrocarbons (VOC), and nitrogen oxides (NO and NO2). This is NOT a good situation. But, it causes so many other problems that you will be wondering whether it is a good idea to go through all those troubles just for a bit of extra horsepower. I'm thinking about doing a Cat Converter delete on my 01 taurus, and and weary about the effects it will have on my gas milage. A bad or failing catalytic converter can also cause an illuminated Check Engine Light.


A clogged catalytic converter can cause poor gas mileage and lower engine-performance levels in your car. There are some additives that are unsafe for a catalytic converter. The converter looks like a small muffler with a pipe connected at each end. Any thoughts? So they tell me that they will remove them and weld a straight pipe so the air can flow normally and I can gain all the power back (keep in mind that at that moment I hadn't realize those "filters" were the catalytic converters) after that I decided to install a muffler to improve the sound a little bit. 4 Benefits Of Removing Your Catalytic Converter. Re: removal of the Catalytic converter Post by dwilson » Wed Mar 10, 2010 8:59 pm If anything the reduced back pressure would hurt your off the line performance by reducing low end torque, this usually also equates to lower in city MPG. It’s also a possibility that you have a cracked and leaking fuel line fitting. Every vehicle will vary, but if you learn remove a catalytic converter from your car, you can test the results for yourself.


will my gas mileage go down? thank you, patrick Re: Removing catalytic converters. This buildup on the inside of the catalytic converter prevents the catalyst from removing the harmful emissions from the exhaust. I just want to improve gas milage. They only make like 50k miles in 7 years. It is true that a catalytic converter reduces fuel efficiency. Be aware that it is illegal to remove emissions equipment such as catalytic converters. So, you’re blowing exhaust through the holes in the canister that was once your catalytic converter, you’re ventilating gas into the air…is there more we should know? The O2 sensors before the catalytic convertors can be screwed in without non-foulers. I live in a very, very small town in North Texas and when I took my truck to replace the catalytic converter, the muffler shop did not have one on stock and when he called to check for prices he was told "after markets" cost from $700 to $1,100.


These are the signs of a clogged catalytic converter. If you do it will My catalytic converter went bad on my 1992 f-250 supercab, auto trans, 2 wheel drive. This is because if your catalytic converter becomes clogged, exhaust will become trapped in your car’s engine. In order to accomplish this, the catalytic converter is made up of certain metals that create a chemical reaction with the fumes from the engine. Park your vehicle on flat, solid ground for safety A common result of failure in the catalytic converter is a decrease in gas mileage. These are the ones that set your fuel trims. And the rasp is definitely from removing the secondary cats, the OEM ones definitely tone down those higher frequencies quite a bit. It's against Federal law to even replace a working catalytic coverter with another one if the vehicle has less than 50,000 miles on it.


Read this oneHOWTO article to know how to clean a catalytic converter. There are a few benefits that you may be unaware of that you can experience if you remove your extra catalytic converter. I know exactly the miles and date the bypass was installed and just recently compared the oem exhaust MPG to the bypass exhaust. What is a Catalytic Converter? Signs of a faulty catalytic converter include reduced fuel economy, excess engine heat, and impaired engine or exhaust performance. This great formula will really add extra miles to your fuel economy. The converter is part of your vehicle’s exhaust system that works with the engine to expel hazardous gasses, so when it fails, it’s bad news for your car and the air. ) This is in town driving. IMHO it is not worth any performance or fuel economy gain for such risks.


Threads or posts advising removal of the catalytic converter may be locked or removed. Re: Worse gas mileage after removing catalytic converter ? you want the least backpressure, the more air and fuel you cram in the more power you can make, the reason the mileage went down is I bet the check engine light is on and the computer is in limp home mode and is adding more fuel to protect the engine,,,either replace the cat, or get a Hey guys, so my 2001 3. Catalytic converters make sure reactive exhaust gases (particularly CO) get completely burned before being sent out the tailpipe. Back in the 70’s when catalytic converters were first introduced, they were really inefficient. If you believe you simply have a dirty or clogged catalytic converter, adding a catalytic converter cleaner to your gas may help clear up the clog. The first stage of the catalytic converter is the reduction catalyst. And the warranty that comes with a new replacement catalytic converter does not cover the type of damage listed above. Removing your cat will give you a noticeable power gain on a 1993 Sc400, it did on my 1992 Sc400 I was pleasantly suprised with the change.


Fuel economy also suffers when the catalytic converter gets damaged because now the car has to work twice as hard to perform normal tasks, thus requiring more fuel than usual. Just replace it if it's broken. Some situations will force you to replace the converter, fondly referred to as the cat. I do not believe you can legally install a used catalytic converter in a car in the US but new units on ebay are under $300 (I am sure they are more locally) While these reactions take place in microseconds, a catalytic converter requires the exhaust gas to remain in the converter for a period of time that is determined by the length of the converter’s substrate and the exhaust flow velocity. I have be using a breaker bar to remove it but it will not move. It is fully compatible with all catalytic converters, so it won’t cause any damage. your symptoms are those of someone who overfills the tank by removing the Overtime your catalytic converter can become clogged with carbon buildup – this is one of the most common catalytic converters problems we see on a regular basis. Also, many Chrysler and Mitsubishi models use a mini-converter between the exhaust manifold and the main catalytic converter.


i know it is illegal, but if you remove you catlytic converter will it give you anymore power and or gas mileage and if so about how much ( i have a 1991 gmc with a 4. share with friends A catalytic converter's function is to filter most pollutants out of the exhaust so it probably wouldn't mess up the computer in the car or lower gas mileage. Unfortunately, this is not always the case. Depending on your vehicle, you may have one or two converters. It will improve fuel economy and the overall performance of your car. What is a Catalytic Converter? Its only requirement was that leaded gasoline would kill the catalytic converter so we had to switch to unleaded. It sounds like it’s flooding. Large image extra remove the catalytic converter heat shield picture of a car s ler purpose of the converterWill Removing The Catalytic Converter Damage My Vehicle It Still RunsThe Arguments For And Against Removing Catalytic Converter CarHow True Is It That A Catalytic Converter Reduces The FuelP0420 Catalytic Converter System Bank 1 Efficiency Below8 Best… OK, here's a serious solution to the rising gas prices: Replace your catalytic converter with a stainless steel straight pipe and watch your MPGs soar.


The catalytic converter has 'dumped' the 'wroom' sound of the Does removing the catalytic converter give additional power Gas mileage increased, more of a throaty sound, (Made the stg 1's sound better) and I'd say I noticed Although a catalytic converter will last your car’s lifetime, it needs to be cleaned from time to time to keep working in its optimum condition. Every vehicle will vary, but if you learn how to remove a catalytic converter from your car, you can test the results for yourself. The catalytic converter is located between the exhaust manifold and the muffler. Forgive me for asking a purely theoretical question but I need to win a bet Will a current model American car run better without a catalytic converter or without a muffler Please understand I have no intention of removing these The simplistic answer is that if you take a modern engine that is equipped with a catalytic converter that is in good condition (not clogged), and you hypothetically remove that catalytic converter and put in a piece of straight pipe and change NOTHING else, you will NOT get better fuel consumption. Can someone please confirm if the catalytic converter is actually responsible for a 15% reduction in mileage? Rick Decat: Will removing the catalytic converter increase or decrease fuel consumption? it will increase you gas mileage slightly. Better Gas Mileage Since catalytic converter removal allows for exhaust gases to exit a car's engine at increased speeds, engine back-pressure is reduced, which lessens engine strain. It is here that many ask about how to clean catalytic converter without removing it from the vehicle. I want to open the system up for a little better gas mileage, but i don't want it to be loud.


What is it doing to my engine? And gas mileage for that matter? If i take out my converters and just put straight pipe with ports for the o2 sensors will that be ok? Thanks Removal of a working catalytic converter by a shop is a violation of Federal law and can be punishable by a fine of up to $50,000 and possibly jail time. . One such piece actually told people to add paint thinner to their fuel tanks or actually removing the converters and cleaning them in soap and water. Keeping my exhaust i have on now, and removing my catalytic converter. Two other components that affect performance and mileage are the oxygen sensor and the catalytic converter. 3, he said he removed the hummers catalytic converter and he got like better 15% mileage and the truck felt really light and the sound of it is awesome. If you want to gut the catalytic converter on the car, follow the process below to get it without the need of removing it. I would recommend removing and bypassing it.


This is what I have been wanting to do. If your car caused the OEM catalytic converter to fail, it could cause The New Converter To Fail as well. The Ranger Station does not endorse or recommend removing the catalytic converter. But that is your call depending on the state you live in. This will remove some of the contamination on the substrate to perhaps turn off the check engine light TEMPORARILY. 00 can be assessed for removing or tampering with a properly functioning catalytic converter. It depends. While it's hard to say how big of an improvement you'll get, they could very well pay for themselves in reduced gas bills.


something to do with increasing It is true that a catalytic converter reduces fuel efficiency. If the catalytic converter is getting stopped up, the car will loose both power and mileage, and will eventually quit running altogether, due to restricted exhaust. Leaded gasoline contaminates the catalyst used inside a catalytic converter, destroying its usefulness and leading to a clogged converter. May 18 2012, 8:23pm. i would also go with getting fuel injectors cleaned and tune up! At times, the car might face low gas mileage and reduced engine performance. Even with shift about 1000 revs higher, 4500 vs 3500, the bypass pipe got better MPG. WARNING: The cat material is highly toxic, so use a mask and gloves if you do that. I’m assuming that this is fuel-injected.


You don't need to remove the cat, you can just take out the cat material inside. You are better off replacing the converters with high performance converters. something to do with increasing Check out These Bad Catalytic Converter Symptoms; Problems Of Removing Catalytic Converter. Since catalytic converter removal allows for exhaust gases to exit a car's engine at increased speeds, engine back-pressure is reduced, which lessens engine strain. Ideally, a catalytic converter is supposed to last the vehicle’s lifetime since it should average about 100,000 miles. In most cases, fuel mileage will remain the same or improve a bit. It will also cost you in gas mileage, and overall performance down the road. The catalytic converter also allows the engine to run more efficiently and get better gas mileage for the vehicle.


Since catalytic converter removal allows for exhaust gases to exit a car's engine at increased speeds, engine back-pressure is reduced, which lessens engine strain. #6 – Reduced Fuel Economy. When he is hot, he cleans well. Now reads 11. Once the catalytic converter stops working properly my engine will start knocking then it will be too late to remove the converter. Even if it is operating OK, remove it and install a true dual exhaust system (or sidepipes) and the lessened back pressure will free up some horsepower and the car will run bettermaybe cooler. My dad got a Hummer V8 its a vortec 5. To fix yours without taking it to the shop, check out these quick and simple Has anyone heard of removing the catalytic converter and installing a highflow exhaust system on the 460?? I was told that it will substantially improve performance on the 460, up to 80 hp so they say.


First tank after clearing learned fuel targets in Cipher, or doing the ECU relearn steps, causes the gas mileage to be horrible for about the first tank, to 2 tanks of gas. It put much gas and stick to cat converter's screen. It may take more than one use. Be sure to flush the unit from both ends. Thread starter bwana; So if you are over that mileage it's perfectly normal. Firstly, they were slapped onto old carbuteted engines as an afterthought to allow the old engines to pass emissions standards. So if your car keeps running out of gas quickly, then you might have a problem with the catalytic converter. Magnaflow makes a catalytic converter that is legal and is a straight through pipe.


You don't "have" to have a catalytic converter in all states. Catalytic converters usually rust from the outside in, and even with frequent under-carriage washes a catalytic converter will eventually rust enough to become damaged. In addition, a clogged converter can’t control the harmful emissions the vehicle’s exhaust releases into the air. The cost may be the reason why you may be looking for cheaper alternatives to fix catalytic converter problems. Re: Catalitic converter question We don't have emissions testing where I live and, removing the cat of "tuff" cars is the in thing around here. Removing the catalytic converter(s) is illegal. Cleaning additive can't restore a failed catalytic converter Q My '03 Mazda MPV with 125,000 miles has the Check Engine light going on and off the past few weeks. If you check lot plow guys with Ford or GM truck they don't have cat because they get plugged fast.


Will no catalytic converter mess up my gas millage or my truck in anyway? I own a 1994 Chevy 1500 i am going to take the cat off it because it is plugged up im going to put a splice pipe in place of the cat will this effect my gas millage or my truck in any way Man, don't pay no mind to that bunch of Chowderheads that are bumping their gums about all that smog crap. The parts store's scan tool found oldmako wrote:In the 2 years I've owned mine, any misfire issue is usually cleared up by running good gas through it along with some fuel system miracle jizz. I recommend cat changes on all early model sc400 to the magnaflow cat, for performance and better gas mileageNo additional exhaust noise either During regular driving, a vehicle produces harmful pollutants. Knowing the model year will help determine what the cause could be. The catalytic converter had been professionally removed before I purchased it, and over the last 2 tanks I've bee I am trying to remove the nut on the catalytic converter where it connects to the exhaust manifold. yes, it wont be significant, but the removal or bypass of a catalytic converter will increase horsepower anywhere from 3 to 7 horses and though gas mileage is not known. Problems with a catalytic converter can occur when exhaust-gas is rich in fuel becouse of faulty fuel injection, And/or sensors are broken, it can melt down, and clog exhaust system. An alternative and much strong method of cleaning a catalytic converter is to remove the cat and soak it in a solution of citric acid for 6-8 hours.


Ford F-150: How to Replace a Catalytic Converter. My friend has suggested removing the catalytic converter of my vitz 2010. States that don't require an emission test can fine you up to $2500 for not having a catalytic converter on your vehicle. Since I travel like a mofo I am unable to refuel with one specific brand of go juice. Catalytic Converter Removal A catalytic converter is a common component that has been used in vehicles since the 1970s. What Causes Catalytic Converter Problems? Overtime your catalytic converter can become clogged with carbon buildup – this is one of the most common catalytic converters problems we see on a regular basis. Catalytic Converter removal's effect on Gas Milage? I keep hearing different things from different people about this. -They only get 4-5 mpg with cat converter when they remove they get 7-8 mpg.


A catalytic converter uses a catalyst in the form of platinum or palladium which converts these harmful gases into harmless gases. Although this is a clear benefit compared to what is normally created, the high levels of carbon dioxide still create a greenhouse gas issue. Has anyone done this? And what has your experience with it been. The most notable contaminant is lead, so vehicles equipped with catalytic converters can run only on unleaded fuel. This helps to maintain components while reducing pollution emissions and eliminating foul smells. If your state has a safety and emissions inspection you will fail automatically and, depending on the vindictiveness of the inspector, you could get reported to the EPA. I'm thinking about just getting a piece of pipe and welding it where the cat was, would this harm anything? My car is a 1995, so I don't think there is another O2 sensor after the converter. the required life expectancy for diesel catalytic converters is also longer Also, there usually is a noticeable drop in gas mileage associated with a clogged catalytic converter.


So, you’re blowing exhaust through the holes in the canister that was once your catalytic converter, you’re ventilating gas into the air…is there more we should know? Better Gas Mileage Since catalytic converter removal allows for exhaust gases to exit a car's engine at increased speeds, engine back-pressure is reduced, which lessens engine strain. The catalytic converter had been professionally removed before I purchased it, and over the last 2 tanks I've bee Firstly, separate the catalytic converter from the car’s muffler. Frankly these are ways to get around a code 420 catalytic efficiency issues. Therefore, it is certainly an important device to have in your exhaust system. Finally, bear in mind that high flow catalytic converters often boost fuel economy on performance vehicles. Corvette: How to Replace Catalytic Converter Read on to see how to change your catalytic converters and restore lost power and gas mileage to your Corvette. After reading this post, I hope that you now know how to clean catalytic converter. removing catalytic converter gas mileage

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