Home / Automotive Reviews / Best Fuel Injector Cleaning Kit (Review & Guide) 2020

Best Fuel Injector Cleaning Kit (Review & Guide) 2020

In these modern times, a dirty fuel injector system is a common problem for vehicles. Most of the vehicles you see on the road today are electronic fuel injection systems, with the exception of the carbureted and direct injected vehicles. The electronic fuel injection systems distribute your engine’s fuel through an electronically controlled fuel injector system.

Most injections work by spraying a fine and specific pattern of mist into your engine. This system is important for the correct and healthy operation of your vehicle’s engine. Over time, the nozzles that are spraying the fuel might become clogged and dirty from deposits that are found in your engine’s fuel.

This is where a fuel injector cleaning kit comes in handy, but which ones are the best ones to use, and how do you use one?

Top 10 Best Fuel Injector Cleaning Kits On the Market

Rankings Name Price and More Details
#1
Lang Tools TU-470B Fuel Injection System Cleaning Kits Click Here
#2
Mityvac MV5570 Fuel Injector Cleaning Kit Click Here
#3
S.U.R. & R. FIC203 Fuel Injection Cleaning Tool Kit Click Here
#4
OTC 7448 Fuel Injection System Cleaner Kit Click Here
#5
OTC Tools Fuel Injection Cleaner Canister Kit Click Here

We have spend several months researching to provide you with the best fuel injector cleaning kit options for the money. Also, we recommend reading our buying guide down below for more information. Without any delays here is the list of the top 10 best system cleaner kits:

1. Lang Tools TU-470B Fuel Injection Cleaning Kits

Light weight fuel injector cleaning kit on black

I like the Lang Tool TU-470B Fuel Injection Cleaner Kit because it cleans out the carbon from your intake valves, cylinders, and the fuel passages with a professional grade cleaning solution. I don’t have to worry about this solution ruining my engine or causing more harm than good. I personally believe this kit is one of the best kits out there because it helps restore the original spray pattern and boosts the performance of any vehicle I’ve tried it on, and it helped me pass the emissions test last year!

The best thing about this kit is that it’s easy to use, and the gauges are accurate. Also, i recommend this system cleaner because it is one of the best on the market, and works extremely good for clogged injectors. However, one thing to consider is that the bottle or tank is a bit heavy. Overall is a great kit that works great for carbon build.

2. OTC 6550PRO Master Fuel Injection Service Kit

Best Professional Cleaner Kits or System

One of the most complete professional fuel injector system cleaner kits on the market. This particular system comes with or includes 47 different adapters that allow you to connect to the Schrader valve quickly . Also, the manufacturer includes a manual that you can find easy to read instructions. Not all systems or fuel injector cleaning kits allow you to check the fuel pressure to diagnose week fuel pumps.

If you are a mechanic looking for a reliable fuel system cleaner, then this service kit is the one that we recommend. Also, It is a complete package, and the service application manual has excellent technical references. This product is a nice addition to your mechanic tools, and it is considered prime for its components. Out of all the kit options, this is the most professional service tool on the market. Plus works well for carbon build ups.

3. S.U.R. & R. FIC203 Fuel Injection Cleaner Kit

Most complete cleaner system for the money

In a pinch, I’ve used this system before for my vehicles. It does improve the vehicle’s mileage performance and definitely does its job cleaning the intake valves, fuel injectors, and fuel passages. It has an easy to connect hose with many different adapters so that you can find the right one for your vehicle. The only downside of this kit is that it only fits up to eighty percent of foreign and domestic vehicles. Therefore, there is a chance it might not work for yours.

The plus about this kit is you can use it with gasoline and diesel engines, so you don’t have to worry about which type of fuel your vehicle uses. You just add eighteen ounces of your favorite cleaning solution, hook it up, and give it a go! No doubt that this is the top fuel injector cleaning kit for the money. We recommend this product because the bottle or tank is very light, and it works well with most of the foreign vehicles carbon build up in their injector system.

4. OTC 7448 Fuel Injection Cleaner Kits

Cleaning kit that has proven record

This kit cleans much better than the aerosol methods when it’s used with the right solvents. It will connect directly to the shop air supply, and includes the gauge hose and the instructions, so you’ll know what to do! Proven fuel cleaning product with a well build overall service kit to improve gas performance on cars with injection carbon build up.

This system works best with all OTC fuel injection system adapters and has a lifetime warranty. The warranty is my favorite part! When it comes to cleaning fuel injectors this system works magic. Easy to use machine, and a great tool for mechanics to add to their garage if they work with fuel injection carbon build up on a daily bases.

5. OTC Tools  Fuel Injection Cleaner Canister Kit

Top kit for the money. Best of Best.

This cleaning canister is designed for the injection cleaning and direct rail cleaning. It works by loosening or dissolving, and then combusting, any debris that’s in your system. Anything found in the system is ultimately removed from the exhaust system of your vehicle. Also, the OTC tools brand is consider to be one of the top manufacturer when it comes to fuel injector system cleaning kits.

This cylinder has a twenty-two-ounce capacity and is machined from stainless steel, so it’s very durable. It’s also able to handle pressures up to 30,000 PSI, so you know it’s a quality product. I really enjoy using this canister because it has some nifty features thought up for the average mechanic. It has a spill-proof full-size cap that makes adding the solvents easy and has a 3.5” gauge that makes setting your outlet pressure easy and accurate. OTC tools 7448A is consider an industry standard among top mechanics in the automotive industry.

6. Mityvac MV5570 Fuel Injector Cleaning Kit

Cleaning machine top product

If I can’t get ahold of my usual go-to product, I go for this one instead. This kit is designed with the professional in mind. It’s reliable, quick, and effective in cleaning out fuel injection systems. It’s a little trickier to use, though, with its special solvents and the compressed air, but that’s what makes it extremely effective.

It also comes with its own gauges that I’ve found to be pretty accurate. Good kit to clean dirty fuel injectors. Also, the tank is very light weight, and build with good quality materials. Overall this service kit tool is a great addition to any mechanic’s garage. This product works with gasoline and diesel engines.

7. OTC 7649A Fuel Injector Cleaning Kit

Manufacturer includes step by step guide

Looking for a cleaner to rely on for a prolonged duration of time? We ask you to set your eyes on this particular cleaning kit. It is primarily made of stainless steel and is hence sure to last longer and take you further. Then again it is structured to reduce spillages as much as possible.

The kit is able to hold up to 22 ounces of the cleaning solution at a given time. Also forming a vital part and parcel of the kit is an easy-to-read pressure gauge that measures 3-1/2 inches. It plays a crucial role in setting the delivery pressure accurately. This OTC tools 7649a fuel service kit product includes an instruction manual that you can read for quick instructions. Overall well designed product.

8. Mityvac MV5565 Fuel Injector Cleaning Kit

Great feedback from previous users

Short on time? Search and hunt for this kit and make good use of it as soon as you possibly can. It is also comparatively simpler to make good use of. Even those who have no in-depth expertise will find it amazing and generally convenient to handle. Improved version of previous products from Mityvac manufacturer.

When properly engaged, the kit guarantees the proper delivery of the cleaning solution. Also,  It is also packed with loads of features that jointly channel the output to the desired area of use conveniently. Moreover, you may use it for a host of domestic and industrial applications pretty fine. The Mityvac MV 5565 fuel injector system cleaner kit is practical and it performs well when there is carbon build up in the intake manifold or valves.

9. Air Pneumatic Vacuum System Fuel Injector Injection Cleaner

Amazing professional tool for mechanics

Do you have many fuel cleaning tasks to care for? This item will take you there. With it, it is possible for you to handle and impact your vacuum systems, combustion chambers, intake valves, and gasoline fuel injectors to name but a few! It manages this because it embodies all the vital traits of a good cleaner. Includes a vast number of adapters that work with most foreign models.

Chief among these are the corrosion-resistant and the anti-friction traits respectively. Over and above that, the cleaner is also easier to test the pressure as it is highly responsive indeed. Moreover, it is versatile enough to make good use of engines of many kinds. Also, this product comes with a hard case that we recommend for those mechanics that work outside of their garages.

10. WISAMIC Automotive Non-dismantle Cleaner and Tester Kit

Like this pro tool that includes review

Many cleaners require that you dismantle your car fuel systems. Obviously, this takes too much of your time and effort. To place yourself at a strategic advantage, you want one that won’t impose such ridiculous demands. Also, that is why we ask that you place your hands on this particular cleaner.

Unlike your ordinary cleaners, this one is able to penetrate the fuel systems singlehandedly without requiring that you dismantle the same before cleaning. Then again, it is also able to handle and tackle many vital chores. For this reason, it demands limited effort and vitality on your part. Vast number of components and adapters, plus the tank is very light weight.

Fuel Injector Cleaning Kit Buying Guide

Using a fuel injector cleaner system is not an easy task. When the fuel injectors become clogged or too dirty, they will no longer distribute the fuel correctly, and this is going to make your engine’s performance less than satisfactory, and it could even cause some emissions problems.

That is why we focused on writing this cleaning kit or system to help you in making a good decision when it comes to making the best purchase possible.

Things to look for in a Cleaner Kit

Finding the best cleaner kit is by far the most significant step you ought to take to be able to leverage the ends that these vital pieces of equipment potentially bring along. To do that, you have to know the steps to take and the factors to consider. Below are some of the considerations:

Adapters and fittings

The adapters and the fittings are the two prime considerations while searching for the right cleaning kit. These are the ones you will rely on to fix the kit firmly in place to discharge the ends they bring along. Also, we recommend you verify the adapters and components that come with each kit for foreign compatibilities.

Pressure testing

This is a non-destructive test that is carried out to ascertain the integrity of the pressure shell on a piece of pressure equipment that is new. The aim of this to see to it that it is tough and reliable enough. Find a package with pressure testing in the previous top 10 product list that we recommend.

How to Use a Fuel Injection Cleaning Kit

First, you’re going to need an air compressor, hand tools, a fuel injection cleaning kit, and some safety glasses. You should thoroughly read the instructions for your kit before you use it.

Find the connector

The first step to cleaning your injection system is to locate the connector. You can find where it’s located in your vehicle’s user manual, or look it up on the car manufacturer’s website.

Warm up the engine

Second, you’re going to want to warm up your engine. Once you’ve found where you’ll connect the kit, start your vehicle and let it run until it’s at its normal operating temperature. Take note that some cleaning kits require the vehicle to be at a certain temperature, so be sure you read the instructions.

Turn off your vehicle and disable your fuel pump.

Add fuel cleaner solution

Then prepare the cleaning solution. If the kit doesn’t come filled with a solution, you’ll need to add your solution to the canister.

Prepare the cleaning kit by connecting it to the engine with the hoses and fittings. For most kits, you’ll see the pressure and make adjustments as you need to.

Connect the kit

Connect the fuel system cleaning kit to the fuel system in your vehicle at the connector. If your vehicle doesn’t use a threaded fitting, take precaution when you’re alleviating the fuel pressure before you open up your system.

Attach the compressed air hose

The tool works by using the compressed air to power your kit and distribute the solution through the vehicle’s injection system.

Match the pressure of the cleaning tool and your system. The pressure has to be equal so that when the valve opens, the solution flows through the same way the fuel normally would.

Then, prepare to start the engine. Once the regulator is at the right pressure, open the shut-off valve and start your engine. Run it for the specified period in the cleaning kit’s instructions.

Disconnect the kit

Turn off your vehicle and disconnect the kit. Then, reinstall your relay, and you’re finished!

Read This Cleaning Kit Step by Step Guide

To help you understand better how to clean fuel injectors, we have this article that explains it in depth. Using a kit can be complicated, we recommend to visit out post top help you better understand how to use a fuel injector cleaning kit.

Tips To Consider When Using a Fuel Injector Cleaning System

  • To use these systems, you just hook them up to your fuel injection system, a shop air source, and make sure you add the correct solvent. Just be sure you look for the proper adapters for your vehicle, as every manufacturer is different.
  • Make sure you purchase the proper tools beforehand, and this may include an air compressor, gloves, and safety glasses.
  • Read the owner’s manual to figure out where the connector is located at.
  • Understand the exact temperature that the engine needs to be at before using the fuel injector kit.
  • Remember to add the fuel injector cleaner to the system.
  • Apply the same amount of pressure as indicated for better flow.

Other Products for Fuel Treatments

Apart from the fuel injectors, there are a number of fuel treatment options you may consider as alternatives to clean the fuel. They use different approaches but nonetheless yield more or less similar outcomes. Below are some of them which have been noted to do exceptionally well. Kindly ensure though that they fit your engines properly before proceeding:

Octane Boosters

Unlike the fuel injectors above, these fuel additives work to bolster the ability of your fuel to be compressed in your engine right before detonation. In this way, they enhance the powers of the engines which leads to more effective outcomes. That way, the fuel is also burned completely to leave behind almost no residues. Also, we only recommend the octane boosters products for those car owners that want that extra boost for race tracks.

Fuel Stabilizers

These are chemical solutions that prevent fuels from evaporating before use. They are generally spread atop the fuels and form a protective barrier that binds every molecule snugly in place. Also, these chemicals indirectly contribute to the elimination of chuff and other debris that potentially arise. If you are looking for extra additives to improve you gas millage performance, then fuel stabilizers is something you should consider to buy.

Fuel Cleaners

As their name implies, these are solutions that are used to eliminate the hardened dirt and debris that may have clogged fuel injectors. They, in doing so, ensure the smooth running of the various parts and components of the typical fuel or gasoline engine system. That also reduces the wastes and the need for cleaning. Fuel injection cleaners can be added to the injector cleaning kit.

Which injector cleaner works best?

There are three main kinds of fuel injector cleaners namely:

Royal Purple

This line of product specializes in the manufacture of state-of-the-art synthetic fuel injector nozzles and fuel system cleaners. These penetrate deeper into the fuel system to impact the intake valves, carburetors and combustion chambers wholly. Also, the Royal Purple manufacturer is one of the top companies that are focused on fuel additives and fuel treatment products.

Lucas Fuel Treatments

The Lucas oils are intended to address specific issues that arise with today’s use of cars and automobiles. They are generally well able to mitigate the spread of pollutants in the engine of a car. Also, the Lucas Fuel Oils company are known for producing great injection cleaning solutions and products.

Sea Foam sf16

Lastly comes the Sea Foams that play a critical role in unclogging the combustion chambers of your engines. They eliminate all kinds of oil debris, varnish and tar to give you a smooth and hindrance-free movement. Great feedback from users and review comments.

Other Top 6 Fuel Cleaners Brands To Consider

  1. Red Lines SI1 Fuel
  2. Liqui Moly
  3. Lucas Oils
  4. B12 Chemtool
  5. BG 44k Fuel System Cleaner
  6. Chevron Techron Concentrate Plus

Do fuel injector cleaners work for diesel fuels?

YES, they do! They are indeed able to clean out the soot and tar to leave behind smooth and constrained performances. Also, this is mainly because they have the potency required to dissolve the hard and stubborn dirt that is responsible for the clogs.

In doing so, they also eliminate the possibility of the buildup of contaminants or carbon deposits that have been noted to severely impact the performance and the smooth motions of the pistons and other faculties of the engines. When used regularly, they also prevent the corrosion not to mention a slowdown of the deterioration. Just make sure you add the best fuel injector cleaner possible to the cleaning kit system.

Do you put fuel injector cleaner in before or after gas?

It is highly recommended that you put the fuel injector in BEFORE rather than after gas. This is to allow its effects to impact the interior of the engine and to prevent the same from disparaging you or compromising your own performances. Then again, you have to drain the injector thoroughly.

Any residues in the system may not bode well for the same as it may water down the potency of the fuel to render it of no consequence. That is why we highly recommend that you take some of your time while cleaning your fuel to rinse and leave the engine to dry before proceeding. Check out our review on the OTC tools 7649a fuel injector system kit.

Recommend Reading: Our Best Infant Car Seat article.

Final Cleaning Kits

The usual symptoms you’d see of a dirty fuel injector is a decrease in miles per gallon and engine power, a rough idle, and cylinder misfires. In general, dirty fuel injectors can result in one or more codes that are going to cause your check engine light to appear and cause your vehicle to fail the emissions test. Now you know the pros and cons of the top injection system cleaners kits and options on the market.

A fuel injector cleaning system is a great tool to have if you like to repair old cars. Hopefully, this cleaning kit guide will allow you to make better decisions when it comes to purchasing a fuel injector cleaning kit. Please leave feedback if you recently purchased one of the previously mentioned article. A fuel system cleaning kit is works good when it comes to improving gas mileage performance. Try using a head gasket sealer if you notice any leaks from the cars engine.

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