Best Fuel System Cleaners 2018

If you own a vehicle, no matter what kind, you are obviously going to need fuel to drive them around. What you may not give much thought about is that every time you fill your car tank, pollutants from the fuel also enter. Over time, they will build up in the tank and lessen the fuel efficiency.

That is where fuel injector cleaners come in. They remove these build-ups and make your car good as ever. Now, with a myriad of products out there, it is difficult to choose the best. Well, not anymore. In this article, I will give you the best fuel injection cleaners as of now. I will also share my insights on them so you can make a better decision.

Best Fuel Injection Cleaners:

I have chosen eight fuel injection cleaners for you in this article. Let’s talk about them in details.

1. BG 44K:

The BG 44K is arguably the most efficient fuel injector cleaner out there on the market. It comes in an eleven-ounce can.

The fuel injector cleaner gets rid of all the residue build-ups from the engine of your car. In addition, it works pretty well on combustion chambers, ports, intake valves, and fuel injectors as well.

A single can of the BG 44K can handle up to 20 gallons of gasoline. You can get rid of the engine stalling, stumbling, surging, and power loss too. Besides, the product increases driveability and gets the engine back in its older state.

The product does not have any alcohol content. It is extremely safe to use, adding to its benefits.

However, if you have not used your vehicle for a long time and there are so much of build-up, the product might not be as helpful to you.


  • Removes residual build-up from engine efficiently
  • Improves acceleration and driveability
  • Cleans and conditions your car’s engine so it stays in a proper state


  • If the vehicle had not been used for a long time, it is not much effective

2. Chevron 67740-CASE:

One of the most reputed brands in the fuel injector cleaner market, Chevron has an amazing product under their sleeve, the Chevron 67740-CASE. It comes in packs of 12 ounces.

The fuel injector cleaner removes all the hydrocarbon residues that build up on the engine. As a result, your car’s mileage and driveability are increased to a great degree. The product cleans every part of the fuel system such as carburetors, fuel injectors, combustion chambers, and intake valves.

It improves the acceleration and power of the car. In addition, the fuel injector cleaner improves fuel economy and fuel gauge sensor operation as well.

Not only that, problems such as spark plug fouling, engine surge, and hesitation also reduces once you use this product. The company claims that your car will have a better cold start performance as well as better fuel stability for up to a year.

It is suggested to use the product on every 3000 miles or the next time you change your oil, in case of cars and trucks. When it comes to other vehicles, you can use as per your need.


  • Removes harmful hydrocarbon deposits
  • Improves acceleration, fuel economy and fuel gauge sensor
  • Better cold performance and better fuel stability for up to a year


  • Not compatible with diesel engines and 2-stroke gasoline engines

3. Red Line (60103):

Another fuel injector cleaner you can definitely check out is the Red Line (60103). The product sure have nice advantages.

It comes in a pack of 15 ounces. It does the job pretty well. However, you need a full can to clean the fuel tank of your car once. So, as you can clearly see, the product gets used up pretty fast, especially when compared with other fuel injector cleaners out there on the market.

The product removes all the residual build-up by turning them into a liquid state. As a result, it becomes easier to flush out the deposits from your fuel tank. It has a synthetic upper cylinder lubricant as well. The lubricant conditions the engine so that the build-up does not form readily.

The Red Line (60103) reduces the fuel consumption up to two percent. Therefore, your fuel economy is improved as well due to the fact that you need a lesser amount of fuel.

The product is easy to use, even for someone who is just starting. In addition, it is extremely safe as well, even if you use it continuously.


  • Removes residual build-ups by turning them into liquid state
  • Synthetic upper cylinder lubricant conditions your engine
  • Reduces fuel consumption up to two percent, improving your fuel economy


  • The product gets used up pretty quick, especially when compared to other products out there on the market

4. Sea Foam SF-16:

Sea Foam has a strong reputation when it comes to their fuel injector cleaners. Their product, Sea Foam SF-16 adds to that reputation. It is made up of 100 percent pure petroleum.

The unique feature of the fuel injector cleaner is it causes the sludge build-up to turn into a liquid state. As a result, they flush back out of the system pretty quickly. In addition, the product also gets rid of oil and fuel residues. Not only that, it also stabilizes the fuel. This, in turn, lubricates upper cylinders and keep moistures in control.

The SF-16 is fairly easy to use, even a beginner would not have much trouble working with it. The product is safe to use as well.

You can easily tend to 16 quarts of oil with a single can. Approximately, this is two cleaning times for most of the vehicles. There is another nice way to use it. Once you are 500 to 1000 miles away from your next oil change, use the product. Then use it again after you change the oil. In that way, you can make sure the build-ups were removed on the first cycle, and on the next, you make sure they do not come back.

As if all of this was not good enough, here is another good news. You can use the Sea Foam SF-16 in three different places. Apply it in the fuel tank, or in the diesel fuel filter, or in the crankcase. It works pretty well everywhere. However, a little lack of performance is sometimes noticed.

In addition to all of that, the product can be used not only on cars but also on bikes and trucks as well.


  • Cleans sludge build-up by re-liquidifying them
  • Compatible with both diesel and gas
  • Works very well on engines that are old as well


  • Sometimes shows a lack of performance, especially when applied to places other than the fuel tank

5. Royal Purple 11722:

Another fuel injector cleaner you definitely should be paying attention to is the Royal Purple 11722. They are pretty good at what they do.

The company utilizes a  3-in-1 fuel addictive on this product. They have made a promise that by using this fuel injector cleaner, you can improve your car’s horsepower by 2.6%. In addition, they also claim it improves the fuel efficiency by 3.2%.

The product makes you environmentally responsible as well. It does so by decreasing the Carbon Monoxide, Nitrogen Oxides, and various hydrocarbon emissions from your car. Besides, it reduces the stalling and rattling of the engine. Therefore, you receive a much easier and better ride.

To apply this cleaner, all you need to do is just add it to the fuel tank prior filling it up. Keep in mind to take care of the ratio. In the paper, it should work on any vehicle with a combustion engine. However, that is not the case. You should check whether it is compatible with your vehicle before you make a buying decision.


  • Works on both 2-cycle and 4-cycle engines
  • Compatible with diesel engines as well as gasoline engines
  • Increases fuel efficiency


  • There is no fill tube associated with the product
  • Not compatible with every vehicle

6. STA-BIL22275:

The STA-BIL 22275 is a fuel injector cleaner that is worth your money. Keep in mind that it is not compatible with diesel engines before making a buying decision.

The unique feature of the STA-Bil 22275 is its vapor technology. The product creates a protective layer above the fuel line that covers the tank fully. As a result, residual build-up, corrosion, and other problems happen a lot lesser. Your car will be a lot safer and you will have a smoother drive with this one by your side.

The product helps to get rid of the hydrocarbon build-up such as Ethanol. This, in turn, saves your vehicle from any long-term harm.

It has a corrosion-prevention and water removal feature. These features help your car to stay safer from damage from corrosion and water.

As if all of it was not good enough, the product has a fuel stability feature that helps keep the fuel unharmed when the vehicle is not in use. In addition, it also increases the in-season performance.


  • Vapor technology to protect the engine from residual build-ups
  • Removes hydrocarbon such as Ethanol build-ups
  • Corrosion prevention and water removal feature


  • Not compatible with diesel engines

7. Lucas 10013:

If you are someone who wants their fuel injector cleaners to last a long time, the Lucas 10013 should be your go-to product. It comes in a size of one gallon.

The fuel injector cleaner burns the excessive exhaust emissions. This, in turn, increases the mileage and power of your car. In addition, it also cleans as well as lubricates the injectors and pumps as well. Therefore, their efficiency gets improved along with their shelf lives.

The Lucas 10013 is compatible with both gasoline and diesel engines. The product also has zero solvents. Instead, it depends on a blend of additives and slick oils. As a result, the product is so much safer to use than its competitors. It would not harm the engine components of your car at any point.

The product causes the fuel to burn better. In a way, it is similar in its operation to lead in gasoline. However, it does not have the harmful effects of lead. So, you get better results without any side effects.

This fuel injector cleaner is designed for professional mechanics, people who have many cars, and businesses that have to do something with vehicles. If you are neither one of them, you would be better off buying some other fuel injector cleaner.


  • Helps in increasing the longevity of the vehicle
  • Contains zero solvents, making it exceptionally safe to use
  • Works on both gasoline and diesel engines


  • Difficult to clean if spilled on the boot of your car
  • Difficult to use when compared to other fuel injector cleaners

8. Liqui Moly 2007:

One other product that you can check out is the Liqui Moly 2007. It works only on gasoline engines and not on diesel ones. The brand claims that using the product would stop the starting problems, stalling, and hesitation.

The product cleans the fuel tank as well as the path that leads to it by making the carbon deposits to loosen up and remove. It cleans all the valves and pipes along with the fuel tank as well. As a result, your car will be left with lesser impurities as well as obstructions. Therefore, your car would burn fuel better. In addition, it would not backfire often either. It would save your money along with the environment.

It improves the mileage of your vehicle. One can of Liquid Moly 2007 clean up to 18 gallons of fuel. However, on the downside, its best effects stay for only two thousand miles at maximum.

The Liqui Moly 2007 fuel injection cleaner stops further build-ups from forming. It supports the acceleration and drivability as well. The product is on the cheaper side of the spectrum.


  • Works well with vehicles with catalytic converters
  • Decreases fuel consumption as well as emission
  • Easy to use, comes with an applicator


  • Effect stays only for two thousand miles
  • Works only on gasoline engines

So, these are the best fuel injector cleaners out there on the market. If you want me to talk about something else, or if you have any more questions in mind, please do let me know in the comments section below.

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