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BEST FUEL INJECTOR CLEANER ON THE MARKET

 

Most car owners know that the fuel injection system is specifically designed to drive fuel into the motor of your car. 

But do we all understand the importance of having you fuel clean? We urge to keep in mind that even changing your oil filters consistently will help ensure the longevity of your vehicle. 

The system ensures that the fuel levels are just enough for your vehicle’s desired fuel injectors. Such is just a necessity for the motor to get the optimum fuel, which directly influences your car’s energy efficiency. The fuel injector cleaner then is made to provide the right amount of fuel to the motor to level up its improvement.

However, the fuel injector can unfortunately malfunction over time if not taken care of. This only indicates that the required cleanup of carbon deposits needs to be done on the fuel injector .

The next dilemma then is that sending the vehicle to a repair shop for the cleanup of the fuel injector can end up costing you a lot.

Best Injector Cleaner & Fuel System Cleaner

RANK
PRODUCT
Review Score
#1
16 OZ. SEA FOAM SF-16 MOTOR TREATMENT

4.7 out of 5 stars (4.7 / 5)
#2
LUCAS 10013 FUEL TREATMENT

4.8 out of 5 stars (4.8 / 5)
#3
300 ML. LIQUI MOLY 2007 JECTRON GASOLINE FUEL INJECTION CLEANER

4.4 out of 5 stars (4.4 / 5)
#4
BG 44K FUEL INJECTOR CLEANER AND CLEANING SYSTEM

4.5 out of 5 stars (4.5 / 5)
#5
ROYAL PURPLE 18000 MAX ATOMIZER FUEL INJECTOR CLEANERS FOR FUEL SYSTEM
4.6 out of 5 stars (4.6 / 5)
#6
CHEVRON 67740 TECHRON CONCENTRATE PLUS FUEL INJECTOR CLEANING

4.5 out of 5 stars (4.5 / 5)
#7
RED LINE (60103) COMPLETE S1-1 FUEL INJECTOR CLEANERS

4.5 out of 5 stars (4.5 / 5)
#8
OTC 7000A-1 FUEL INJECTOR CLEANERS & FUEL SYSTEM

4.4 out of 5 stars (4.4 / 5)
#9
BEST FUEL SYSTEM – STP 78577 SUPER CONCENTRATED FUEL INJECTORS

4.4 out of 5 stars (4.4 / 5)
#10
TOP FUEL INJECTOR CLEANING: BERRYMAN FUEL SYSTEM AND FUEL INJECTOR CLEANER

4.6 out of 5 stars (4.6 / 5)

No need to worry, the next step would be to pick the fuel injector cleaner and do the cleaning of the fuel injector system yourself. Yes, you will need mechanical knowledge on how to connect the unit properly.

Keep in mind that using the cleaning kit is not that complicated. You are actually bombarded with a wide range of brands offering these fuel injector cleaners from which you can choose from. Here is a guide to help you out in choosing the top 10 best fuel injector cleaners in the market today so with their reviews.

Also noted are some of the major considerations in choosing the fuel system cleaner for your car. For more informative guides and reviews, be sure to stop by our homepage as we like to keep you updated and educated!

Our Top Recommendation For Fuel System Cleaner

 (4.7 / 5)

SEA FOAM SF-16 MOTOR TREATMENT

We have the pleasure of introducing our top choice in fuel injector cleaners for the 2018 year!

It’s none other than the Sea Foam SF-16 Motor  fuel Treatment  as it is actually a pure petroleum product that serves as an additive to fuel tank, crankcase, and carburetor and fuel injectors. The treatment is tuned up at SF16 16 oz., a kit that is simple and easy to use making it a plus for users. It frees sticky lifters and rings and removes fuel system moisture and cleans up its PCV valve.

Automakers use it in every 5000 miles of their drive. Consumers found Sea Foam SF-16 Motor Treatment as oil and fuel additive prior to oil change. It liquefies internal engine contaminants or varnish and gum deposits.

It solubilizes moisture to get rid of corrosive water or fuel mixtures or fuel line freeze ups. It can also be ran in the crankcase NE system with oil all throughout. Be keen in noting that it fails to thoroughly remove its white smoke effect.

All-in-all, the Sea Foam treatment is the best fuel injector cleaner to buy in 2020!

 (4.7 / 5)

LUCAS 10013 FUEL TREATMENT

We would like to introduce you to The Lucas 10013 fuel injector cleaner! 

First, it is made up of additives and oils, but without solvents. For those that aren’t familiar with what fuel treatment is or does, let’s dive into it. This fuel treatment is developed to increase fuel mileage and power and to lower exhaust emissions by a complete combustion. It is specifically formulated for both diesel and gasoline engines, either through fuel injection or carbonation.

Your fuel system will receive the best mixture of super slick additives and oils with high detergent action to maximize the efficiency for your engine and keep your fuel injectors clean. It cleans fuel injectors and then lubricates the injectors and carburetor that allows the fuel to properly burn to increase the power, but lessen the fuel consumption.The Lucas 10013 neutralizes the fuel problems on low sulfur, increases mileage per gallon usage, and adds up fuel injectors and pump life.

According to some consumers, they only observed unnoticeable or a slower increase in mileage by cleaning fuel injectors.

 (4.4 / 5)

LIQUI MOLY 2007 JECTRON GASOLINE FUEL INJECTION CLEANER

Coming in hot at the number three spot is a very good cleaner made by liqui Moly.

The Liqui Moly Fuel Cleaner is undoubtedly notable as a gasoline additive for your fuel injectors. But the Liqui Moly 2007Jectron offers your fuel injector smoother idling, a better throttle response, and lower fuel consumption! This cleaner is safe to use with no damage to your car’s fuel system and fuel injectors. For best usage, pour the cleaner in 1/3 full tank. Many older car owners observed the improvement in the functioning of their fuel injector system after cleanup.

Meanwhile, new technology seems to focus on the newest car models reminding you to have better discernment in purchasing new products in any store or outlet. Liqui Moly 2007 Jectron cleaner mitigates of initial problems, stalling, and hesitation. It results in better throttle response. Liqui Moly has priced it competitively while still offering outstanding quality. Though, as a side note, it has been reviewed that the cleaner is less effective in cleaning older fuel systems. So please keep this in mind when purchasing.

 (4.5 / 5)

BG 44K FUEL SYSTEM CLEANER

The popularity of BG 44K Fuel System Cleaner has users claiming that it is the most efficient injector cleaner and without a doubt, they are correct!

The cleaning solution is equipped with an 11.2-ounce can that has the capability to treat 20 liters of gasoline. Note that it has no alcohol content and has safe catalytic converter and oxygen sensor. It’s great to know that it is compatible with any alcohol-blended fuel, fuel system material, and common fuel additive. It thoroughly cleans the valves and tanks of the engine system. This is the factor for its expensive cost, which is also well-compensated by the efficiency of its job. It is also a great helper in cleaning the injector scum that makes a sufficient pressure to the motor.

BG 44K cleaner restores the performance as well the gas mileage of the car. It increases the power output of the engine and its combustion quality. It is remarkable as an efficient injector cleaning solution that solves clogging problems. Though some customers feel it’s expensive and the occasional engine misfire it causes, we feel that it is price extremely well and for a $1 more, they’ll provide you with a funnel, click here!

 (4.6 / 5)

ROYAL PURPLE 18000 MAX ATOMIZER FUEL INJECTOR CLEANER

The Royal Purple 18000 Max Atomizer Fuel Injector Cleaner is a fully-synthetic, highly concentrated, and high-performance cleaning solution.

It was developed to solve problems related to modern direct injection engines, which is why it’s a top five rated product in this category.

This particular injector cleaner can be used on fuel injections of all types.

Clogged and coked injectors are now easily cleaned using the solution’s highly concentrated polyether amine detergents that restores the injector flow.

Its ax-Atomizer stabilizes ethanol to prevent any possible harmful effect like resin build-up, corrosion, and gumming. It is actually used in diesel and gasoline engines.

Royal Purple 18000 Max Atomizer maximizes horsepower.

It is found to be harmless to car emissions equipment and restores its fuel economy. It is highly recommended for ethanol blends as it stabilizes ethanol.

The cleaning solution also improves motor responsiveness, though no noticeable mileage improvement was observed after using the cleaner.

 (4.5 / 5)

CHEVRON 67740 TECHRON CONCENTRATE PLUS

The Premium fuel system cleaner by Chevron has been in the market, sporting a strong reputation for trust and recommendation from automakers in terms of gained fuel economy and performance restoration for years.

This product is considered very effective when used in any type of ethanol fuel like flex-fuel E85.

It is regarded as the best fuel system cleaner due to its exceptional patented polyether amine technology that cleans any deposits from fuel injectors, intake valves, and combustion chambers.

 It is already proven very effective in keeping the older and modern engines thoroughly cleaned.

The Chevron 67740 Techron Concentrate Plus helps restore and protects the whole fuel system of the car. It is proven effective in lowering engine surge, hesitation, rough idle, and spark plug fouling. It also restores lost power, fuel economy, fuel gauge sensor operation, and acceleration.

Reviews from customers indicate it was able to show improvement in fuel mileage.

 (4.5 / 5)

RED LINE (60103) COMPLETE S1-1 FUEL SYSTEM CLEANER

The Red Line (60103) Complete S1-1 is great in keeping its polyether amine compounds despite abandonment by other compounds.

The injector and valve detergent component of this cleaner is in the form of a concentrated package including powerful high-temperature detergents for the gasoline fuel injector, combustion chamber, and intake valves clean-up.

The cleansing effect of this item on injector deposits increases the fuel economy by at least 12%. It is also safe for continuous use as a single bottle of it can treat at least 100 gallons. The Red Line cleaner can actually clean approximately 100% efficiency just in one treatment.

The polyether amine content of Red Line (60103) Complete S1-1 is very efficient in cleaning a fuel system. It has an excellent ratio between its price and quality.

With that being said, it’s easy to conclude that Red Line has produced and excellent product. However, the cleaner does not lead the fuel consumption to be more economical.

 (4.4 / 5)

OTC 7000A-1 FUEL INJECTOR CLEANER

The Cleansing OTC 7000A-1 Pro Inject-R Kleen, better known as ‘Pro Inject-R Kleen’ is a cleansing fluid that is efficient in engines and reduces emissions.

The fuel injector cleaning equipment helps restore the injector’s original spray pattern, prevents their recurring issues like deposits inside the system, and mitigates the incidence of port and intake deposits.

This is highly advised for any canister-type cleansing device since they are suitable. You may even use it directly from its can without mixing the solution. It is also safe to use around the catalytic converters and O2 sensors.

As some may know, this fuel injector cleaner thoroughly cleans fuel system injectors, prevents recurring deposits, and lowers the intake of both valve and port deposits.

However, it does not go in any gas tank. Coming to a conclusion, the OTC Cleaner is a solid option for those in the market!

 (4.4 / 5)

STP 78577 SUPER CONCENTRATED FUEL INJECTOR CLEANER

To keep it short and sweet, the STP 78577 Super Concentrated Fuel Injector Cleaner highly performs in formulating detergents in exterminating harmful gum, varnish, and carbon deposits.

Such deposits lower the longevity, performance, and efficiency of gasoline fuel injectors.

This solution quickly unclogs the dirty fuel injectors restoring the performance of the existing engine and the high mileage per gallon efficiency of the new engine.

It is enough to treat 21 and 28 gallons of gasoline of its 5.25-ounce and 12-ounce bottles respectively.

The injector restores lost acceleration and power, unclogs dirty fuel injectors, compatible with the cap-less gas systems, removes harmful fuel deposits, and saves in gas consumption.

The only downside of it is its ineffectively in other automobile’s fuel injector. But at the end of the day, STP is known for producing excellent products in the automobile world. So it’s definitely worth checking out!

 (4.6 / 5)

BERRYMAN FUEL SYSTEM AND INJECTOR CLEANER

The Berryman 0116 B-12 Chemtool Carburetor is composed of safe materials like methanol, toluene, methyl ethyl ketone, acetone, and propanol.

The cleaner contains a high-energy solvent technology that comes with an oxygen sensor-safe and catalytic converter. It’s suitable for the entire fuel system usage as well as in fuel lines, pistons, fuel injectors, valves, rings, and fuel tank.

It thoroughly cleans crankcase, intake and exhaust ports, pistons, and spark plugs. It serves as an alternative to expensive mechanic works like diagnostics and repairs for many automakers.

Berryman 0116 B-12 Chemtool Carburetor improves automobile fuel economy, idle smoothness, and emissions. It can be cross-used for all types of off-road or street vehicles and it’s usable with oil change or tune up and fuel filter.

On the other hand, it has potential false check-engine light after application and needs fuel injection or carburetor part cleanup/replacement for customers who fail to experience engine change or any improvement.

FACTORS TO CONSIDER WHEN CHOOSING BEST  FUEL INJECTOR CLEANER & FUEL INJECTORS CLEANING SYSTEM

Car maintenance can definitely be a very daunting task even just when you keep its fuel system clean. While the fuel inside the gas tank is as significant as the oil inside the motor, you will never achieve the maximum efficiency of the vehicle if its fuel system is not regularly cleaned.

You have to maintain its cleanliness via a fuel injector cleaner. So choose the best fuel injector cleaner properly with the following things in mind. Kelley Blue Book also offers a very well written article on the importance of a good injector flush.

Things To Consider

Understand the primary use of the injector cleaner:

Reviews above will help you a lot in answering possible questions you have in mind.

Know the characteristics of your car’s engine:

Buy a proper fuel injector cleaning fluid appropriate for your vehicle. The product should be based on fuel types, engine usage, and its specifications.

Know the two types of fuel system injector cleaners:

The one for diesel engines and the other for gasoline. They have the same function, but they differ on the areas or spots they clean.

Seek advice from manufacturers or experts before purchasing a cleaner:

This will prevent you from possible mistake.

Evaluate the performance of the best injector cleaner:

You want by checking how it works based on the experience of those who have already used it.

Be mindful of the catalytic converters of your engine:

Take note that these converters work along with fuel fumes as the blend of the cleaning fluid and the fuel can be dangerous and may turn the engine check light on its dashboard.

Clean injectors are expected to lower the fuel consumption and damaging engine emissions.

Consider the difference of their price quotes:

Check the ingredients of the cleaner if they are suitable for the price range set. Note that cleaners with chemicals and any other additives could be more expensive.

Refrain from the use of too aggressive solution or wrong fluid:

As it can burn the catalytic converter of your car. Be very cautious when you deal with the products being sold, which are compatible with the diesel and gasoline fuel systems. Some of these products may contain chemicals that may only stick to dirt, destroy the fuel system, and will no longer be included in burning.

Specific fuel injector cleaner and fuel system cleaner for a specific job

I’ll be honest with you here. Almost all the fuel injector cleaners do the same job, which is to clean the fuel injectors of your cars so that it performs optimally. However, there are some special fuel injectors, and these are formulated to perform other tasks as well, such as:

  • Preventing Future Issues: If you own a brand new vehicle, using the right fuel injector cleaner will ensure that your car keeps on rolling just the same way as it used to do when it first came out of production
  • Perfect For Hot And Cold Environments: Fuel cleaners may have the same functions, but still not all are the same. There are some special products that perform perfectly well under both hot and cold environments
  • Preventing Build-ups: You should always look out for fuel injectors that help to prevent build ups in your car whenever it is put in storage

The products that we have listed above have all these special features and this is what makes them stand out from other fuel injectors on the market.

Compatibility – diesel or gasoline?

This is perhaps one of the most important things. Majority of the fuel injector cleaners you find on the market are formulated to work both with diesel and gasoline engines.

However, if you end up using the wrong type of injector cleaner, it is unlikely to cause any lasting damage to your vehicle. But you should not take the risk in the very first place.

Most of the manufacturers have clear guidelines labelled on their products. You should always take the time to read through them and make sure that you pick the right type of fuel injector cleaner. We have listed out what type of fuel injector products each are in the reviews above.

Volume and usage frequency

There are some low-quantity products on the market. You don’t want to end up buying them again and again. Make sure that you choose a fuel injector that has enough quantity in it to last for multiple uses. Figure out how often you need to use it. Your bottle should be big enough for multiple uses. Also, we highly recommend to always buy in bulk to save yourself time. Some manufacturers have discounted pricing on bulk orders.

 

Benefits Of Clean, Fresh Fuel Injectors

Controlling Fuel Consumption: If the fuel injectors of your car aren’t clean, you will notice a decrease in your car’s MPG.

Verdict

So, there you have it. After almost 2 weeks of research and spending several hours on picking the top 10 products, we have put together this list of fuel injector cleaners for you. With all the information on your fingertips now, let us know which product you are pick and why. If you have any other questions, feel free to leave them in the comments section. also checkout more car reviews like car scratch remover

Frequently Asked Questions:

Why Do I Need To Clean My Injectors?

Your fuel injector cleaner manufacturer will indicate as to how and why you need to clean your injectors. There is usually clear instructions on how and when to use the injector based on the miles driven or after specific period of time.If you have recently bought a new car, it would be pointless and useless to use a fuel injector cleaner. However, there are some cleaners that are made to be used in new vehicles as they prevent the injectors from getting dirty in the first place.If you have your car for a while now and you also notice some strange things when the engine starts, such as loss of acceleration, louder than normal engine sounds, darker fumes etc. then it is a clear indication that you need to feed your car with a fuel injector cleaner formula.Moreover, if you plan on storing your car for a few months, we highly recommend draining the existing fuel with a fresh formula so that when you start it again after a couple of months there is no residue left in your car’s engine.

When Should I Use A Fuel Injector Cleaner?

Often times there are debates as to when you should use a fuel injector cleaner. Most say you don’t need one unless you encounter a problem. However, timely preventative measures can help overcome 99% of the problem, so we highly recommend tending it on a routinely basis.Ideally you should do a deep cleaning of your fuel injectors once a year, up to 30,000 miles..

How Do I Know If I Have A Clogged Fuel Injector?

Here are a few ways to tell if you have a clogged fuel injector:

  • Not firing on all cylinders: When your cylinders aren’t firing up properly, you cannot listen them. Whether you have a 4, 6 or 8 cylinder car, you will still be able to hear them. If you’ve recently started your car and can see gasoline on your spark plugs then it means you have a clogged fuel injector
  • Forcing Your Engine: If you feel like you have to force your engine to start every time you think of going for a ride outside then it is a strong indicator of a clogged fuel injector. Your injectors release a mist of gasoline and when your cylinder are not firing up properly, it results in unbalanced results. Ideally, you should be able to hop in the driving seat, turn on the key and start your car smoothly
  • Lower Fuel Economy: Cars with a digital meter display current MPG. Closely monitor it, at least once per ride. If you usually travel to same place, like your work place, to and fro, including on and off traffic and also on and off highway, and notice a significant decrease in your MPG, such as 3-4 less MPG than normal, it is usually an indicator of lower fuel economy. Although a clogged fuel injector cleaner might be a cause but there are other reasons as well like spark plug misfiring, bar air filters, incorrect tire pressure and much more

Can Fuel Additives Help My Injectors?

Fuel additives are extremely beneficial and they sure can your injectors. For instance, if you are a proud owner of some vintage care that your rarely take our for a ride, then you definitely need fuel additives.Fuel additives help prolong the life of your fuel/oil. This way, you will not have to worry about any long-term built-up corrosion. These additives keep the injectors lubricated and ready to go when you are.

What is the best fuel injector cleaner on the market?

Choosing the best fuel injector cleaner available out there depends on the engine’s specifications, fuel type, and other factors. However, some of the best picks for fuel injector cleaners include Chevron Techron Concentrate Plus, Lucas 10013, and BG 44K Fuel System Cleaner.

How the fuel injector cleaner works?

Fuel injector cleaner, when added through fuel injectors, mix with fuel and work to dissolve carbon deposits. These carbon deposits burn during engine combustion, and so, your car runs smoother and saves on fuel.

Can you use a fuel injector cleaner every fill up?

Yes, there is nothing wrong with using cleaner every fill up. However, make sure you use a small amount. Otherwise, it is best to know the purpose of a fuel injector and the frequency of use it comes labeled with.

Does a fuel injector cleaner help fuel mileage?

A fuel injector cleaner largely helps fuel mileage. It removes the accumulated dirt and carbon deposits that make the engine run harder and decrease fuel economy. With fuel injectors, these deposits are removed, and less fuel is used.

How often can you add fuel injector cleaner without damaging your car?

Well, that depends on the fuel transmission of your car. For gasoline engines, adding a fuel injector cleaner every 1,000 to 1,500 miles goes good. For diesel engines, injector cleaner can be used every fill up without damaging the car.

Does fuel injector cleaner work or is it just snake oil?

Not all fuel injector cleaners are snake oil. Some of them really work and are worth your investment. They keep your engine performing better and ensure optimum performance. To make sure you do not end up with snake oil, choose the right one.

How the fuel injector cleaner works?

Fuel injector cleaner, when added through fuel injectors, mix with fuel and work to dissolve carbon deposits. These carbon deposits burn during engine combustion, and so, your car runs smoother and saves on fuel.

What is the strongest fuel injector cleaner?

Chevron Techron is the strongest fuel injector cleaner. Given positive reviews, it is known to dissolve carbon deposits readily, enhance performance, and restore the functionality of your engine. However, go for the one that suits best to your needs.

Does the Seafoam fuel injector cleaner harm a newer car in any way if it does not need it?

Seafoam injector cleaner comes with 100% natural oil-based solvents. It will not damage your engine when used in a new car. Instead, it will prevent dirt accumulation and carbon buildup. But, it is not important to use the Seafoam fuel injector until your car has run 1,000 miles.

Can you use an STP fuel injector cleaner?

Yes, you can use an STP fuel injector cleaner for any gasoline engine. It is best to use STP fuel injector cleaner every oil change or every 4,000 miles to ensure smooth performance and carbon buildup.

Do bottled fuel injector cleaners improve how your engine runs?

Bottled fuel injector cleaners are only a matter of volume. Some bottled fuel injector cleaners also come in gallons, and so, it does not has to do anything with its purpose. If it improves, the running of your engine depends on its type of functionality and condition of your engine.

Are fuel injector cleaners a waste of money?

No, fuel injector cleaners are not a waste of money. They help get rid of dirt, debris, and carbon deposits. Using the right one at the right time delivers excellent benefits to your car.

Can you put a fuel injector cleaner in a half tank?

Pouring in the fuel injector cleaner depends on the ratio of injector cleaner to the volume of gas. If your tank is half-filled, calculate the ratio accordingly and pour in just that much amount of the injector cleaner.

Is sea foam a good fuel injector cleaner?

Yes, sea foam is a good fuel injector cleaner for gasoline and diesel engines. It comes with 100% natural oil-based solvents and has non-abrasive ingredients. It prevents heavy buildups and is engineered for cars as well as trucks, boats, tractors, and ATVs.

How often should you use a fuel injector cleaner?

You should use a fuel injector cleaner on every fill up for diesel transmissions and every 1,000 to 1,500 miles for gasoline transmissions. However, it is best to follow the instructions of your car manual.

Do you use a fuel injector cleaner? If so, which do you use?

Yes, I have tried different fuel injector cleaners, and for now, I am going to stick with Seafoam Motor Treatment due to its natural oil-based composition. If it does not render high benefits, there is going to be no damage, either.

Is the use of fuel injector cleaner necessary taking into consideration that top tier fuel already has additives or detergents included?

Well, the use of a fuel injector cleaner does not come as an obligation. Top tier fuel comes with additives and detergents, which are good enough for the prevention of heavy buildup. In this case, going without a fuel injector cleaner too often is totally fine.

How often do you use Lucas fuel injector cleaner?

The manufacturer suggests you use Lucas fuel injector upon every oil change or after every 3,000 miles. This ensures the best performance of your engine and offers a good cleanup

How effective is the fuel injector cleaner that you put in your gas tank, is it better than seafoam?

Well, I tried Chevron Techron before I put my hands on Seafoam. I did not observe a lot of difference after I changed to Seafoam. Therefore, as long as any fuel injector suits your engine specs, you are good to go.

How long until the check engine light goes off after I’ve added a fuel injector cleaner?

Well, that depends on how long it will take for the fuel injector cleaner to work and dissolve all the carbon deposits. Typically, it takes about 30 minutes for a fuel injector cleaner to work. It may vary from one injector to another.

Which fuel injector cleaner is better, Gumout or Techron?

Both are great fuel injector cleaners, but considering popularity and effectiveness, Techron is the answer! You might need to mix other fuel additives with Gumout to achieve good results, but Techron is alone enough!

Does Toyota recommend a fuel injector cleaner?

Like all the other car dealers, Toyota recommends fuel injector cleaner only when the need arises. If you are experiencing rough idling, loss of performance, and clogged engine, Toyota suggests you use an effective fuel injector cleaner.

Is a fuel injector cleaner the same as gas treatment?

No, there is a difference between fuel injector cleaner and gas treatment. Fuel injector cleaners are more powerful and are usually added to the tank during an oil change.

Can you use gas treatment and fuel injector cleaner at the same time?

Yes, however, it will not be very effective. Gas treatments are done during your fill up whereas fuel injector cleaners are usually used during an oil change or after fill up. Giving a break between two can deliver better results.

Do fuel injector cleaner additives really make a difference?

Fuel injector cleaner additives do not necessarily make a difference. You should only use additives if the fuel injector cleaner manufacturer recommends. If not, you might be risking your engine.

Will a fuel injector cleaner help a catalytic converter?

No, a fuel injector cleaner usually damages catalytic converter. To make sure your fuel injector cleaner does not cause any damage to the catalytic converter, go for a fuel injector cleaner that labels catalytic converter safe.

Is there any need to add fuel injector cleaner if your car is asymptomatic?

No, there is no need to add fuel injector cleaner if your car does not show any symptoms of dirt accumulation or clogging. Only when you experience increased fuel consumption, rough idling, and poor performance should you add a fuel injector cleaner.

Is it worthwhile to add fuel injector cleaners to a high-mileage car? Why or why not?

Yes, it is worthwhile to add a fuel injector cleaner to a high mileage car because when the car has run a lot of miles, the chances of carbon buildup increase and the engine renders loss of performance.