6 Best Diesel Injector Cleaner

Do you have a diesel vehicle? If so, then you know that they can be expensive to maintain. One of the most important things to do is keep your injectors clean. The cleaner the injectors are, the more fuel-efficient they will be, which means less money spent on gas! To find the best possible cleaners for your vehicle, we’ve compiled a list of 10 top-rated products in today’s market.

Top 6 best diesel injector Cleaner

1. Diesel Kleen
✓ Best choice
4. Red Line SI-12
High quality

1. Diesel Kleen

as of April 13, 2024 1:28 am

Diesel Kleen is a diesel injector cleaner that does an outstanding job at cleaning the fuel system, intake valves, and combustion chamber of your engine to restore lost power and performance by removing carbon deposits which reduces efficiency in gas engines made after 1996. Additionally, it can reduce emissions by up to 50%! It’s safe for any gasoline or diesel engine, including Catalytic Converters (if equipped), oxygen sensors, EGR systems, and turbochargers & non-road equipment like boats & snowmobiles. This is a highly effective solution that works on most types of diesel engines.

Diesel Kleen is available for about $18 with free shipping, whereas other top brands will cost you up to $30+. This product has been around since the 1970s and has over 200k satisfied users, which speaks volumes! It’s one of the best fuel injector cleaners in terms of value due to its excellent price-performance ratio. Diesel Kleen comes with an unconditional 100% money-back guarantee, so there are no risks involved when trying it out yourself. Give this brand a shot if you want your engine running like new again!

Pros of using Diesel Kleen diesel injector cleaner.

  • Made from a blend of solvents, surfactants, and alkaline additives to remove carbon deposits on the fuel injection components.
  • Works quickly with no mess or fuss involved. Just pour it in your tank and drive away without having to visit any auto parts shops for expensive repairs!
  • It has all the essential additives for cleaning components in the fuel injection system. This removes carbon deposits and increases engine performance!

Cons of using Diesel Kleen diesel injector cleaner.

  • Can only be used on diesel engines. Not for gasoline or any other type of engine.

2. Lucas Oil Stabilizer

as of April 13, 2024 1:28 am

If you don’t mind spending just under $50 for a bottle of injector cleaner, then the Lucas Oil Stabilizer is your best value. It’s widely considered one of the most effective diesel fuel additives in the market today, and you can feel it working when using it!

This cleaner is also available in different sizes, which is great news for buying a bigger bottle. The 32-ounce version can last up to one month (if your diesel vehicle has an average of 20mpg), while the 128-ounce jug will keep you well-stocked for around two months or more!

It’s even cost-effective because it works exceptionally well on all types of engines – gasoline and diesel alike! Some complaints about its short-term effectiveness before, but this was resolved when they recently improved their formula. Another thing that you’ll like about Lucas Oil Stabilizer is how easy it is to use. You have to pour half a teaspoon into your engine oil reservoir tank every time you refuel your car with fuel. This means that you don’t have to worry about mixing it with your fuel tank anymore!

This diesel additive can be used in all types of gasoline engines, including classic cars and jet skis. It even works on boats – perfect for people who love the water like me! The only downside is how sticky it gets when exposed to high temperatures (like those found in direct sunlight). This will eventually gum up your engine liners, so make sure not to leave this product inside trash bins or any other hot surface where its residue can get stuck.

Pros of using Lucas Oil Stabilizer

  • Works on all types of engines, including gasoline and diesel ones.
  • Available in different sizes so you can buy according to your needs.
  • Doesn’t require mixing with fuel before use (pour half a teaspoon into the engine oil reservoir tank).
  • Comes with an improved formula that’s more effective than ever!
  • Can be used on classic cars, boats, jet skis, and other gasoline engines.

Cons of using Lucas Oil Stabilizer:

  • Gets sticky when exposed to high temperatures, so make sure not to leave it inside trash bins or any other hot surface where its residue can get stuck.

3. Waterloo Fuel Treatment & Performance Enhancer – Diesel Injector Cleaner Diester 500 Plus Gasoline Additive

This water-soluble concentrated formula comes at an equally impressive price point but promises as much performance benefits when put into action! It does not require mixing or shaking before use means no effort whatsoever into its daily application. All you need to do is pour the recommended dosage of 500 ml for every tankful, and you’re good to go!

This diesel cleaner does not contain any Cetane Boosters or MMT additives, making it a budget-friendly choice for those looking for the best value.

On top of that, this product is considered one of the most environmentally friendly choices available on the list! That means no harmful chemicals and solvents are added into its composition, making it safe to use even on newer engines with emission control systems installed. It has also passed all required tests conducted by SAE (Society of Automotive Engineers) and JASO FC, so you can rest easy knowing your engine will run smoothly after application!

If you want to experience all the benefits, Canada Diesel has to offer at an unbeatable price. We highly recommend giving this product a try without any second thoughts!

Pros of using Waterloo Fuel Treatment & Performance Enhancer – Diesel Injector Cleaner Diester 500 Plus Gasoline Additive

  •  It is a budget-friendly choice with no harmful chemicals or solvents added. It does not require mixing before use and only requires the addition of 500 ml per tankful. It can be used on newer engines as well as those without emission control systems installed. Has passed all the necessary performance tests conducted by SAE (Society of Automotive Engineers) and JASO FC. 

Cons of using Waterloo Fuel Treatment & Performance Enhancer – Diesel Injector Cleaner Diester 500 Plus Gasoline Additive

  • It does not contain a Cetane Booster or MMT additive, which may be off-putting to some users May not provide as much horsepower and torque gains compared to other diesel injector cleaners in the market today
  • Some users have complained that it did little to improve their engine’s performance upon application

4. Red Line SI-12

as of April 13, 2024 1:28 am

This diesel fuel additive promises even better performance and efficiency with each tankful of gas put into action. It comes in either gasoline or diesel formula depending on your preference but what’s important about this particular cleaner is that it works equally well for both engine types! That means you can use one bottle around 12 times before needing to reorder, which makes it a good value for money as well.

After pouring the recommended dosage (500 ml per 20 gallons) into your storage tank, additives such as rust inhibitors and corrosion protection agents will go to work, neutralizing any harmful impurities and leaving behind a protective film of lubrication that will allow your vehicle to function at full throttle.

In addition to that, you have the option of ordering either a single 500 ml bottle or an entire case containing four bottles in total which is great for those who find themselves on the road frequently as it saves them from having to make several trips back home so that they can grab another bottle!

Last but not least, Red Line SI-12 has been made with some pretty impressive ingredients such as diesel exhaust fluid (DEF), polyisobutylene succinic anhydride (PIBSA), and xylitol – all working together towards making sure every ounce of gas gets converted into horsepower without any hiccups!

Pros of using Red Line SI-12 Fuel System Cleaner

  • It’s safe to use on all fuel system components such as injectors, valves, and pumps.
  • It works excellent in pre-combustion chambers for reduced soot formation during the combustion process.
  • Also can be used with gasoline engines without any issues.
  • Reduces the amount of carbon buildups by removing impurities from the engine oil, which causes more efficient operations and lower emissions (this is due to increased compression).
  • Works well even if your equipment isn’t currently starting or running: it won’t harm metal parts while providing a protective coating that reduces wear while keeping dirt out of injection systems until they are repaired/replaced.
  • This product has been tested extensively and found compatible and beneficial when used with a wide range of equipment and in different applications.
  • It is safe on plastic, rubber, and metal components, so you don’t have to worry about chemical incompatibility issues when using the product.

Cons of using Red Line SI-12

  • It is a bit pricey compared to other brands.

5. Gumout Fuel Injector Cleaner

as of April 13, 2024 1:28 am

Another great diesel injector cleaner is Gumout. This fuel system treatment is one of the best available in the market today. One reason why you’ll love this product so much is that it can be used on both gasoline and diesel engines. This injector cleaner is also very cost-effective. A huge bottle of this product can last you a long time, and that’s without compromising on the quality of your car’s fuel system.

This diesel engine treatment will clean out all those nasty deposits in your fuel injection systems with its powerful blend of detergents and solvents. Gumout works by attacking all these contaminants and clearing them away so they won’t clog up your vehicle anymore. What I love about this particular diesel injector cleaner is that it doesn’t just give my engine more power; it cleans out any dirt within as well! This is one feature that boosts the longevity of my engine and saves me money from not having to replace or repair parts too early.

This diesel engine cleaner is also straightforward to use. All you have to do is pour the entire bottle into your tank and drive around for about 30 minutes or so. Make sure to check with the manufacturer, though, because it varies depending on which model of Gumout injection cleaner you are using. Another thing I love about this product is that even if I’ve used it once already, adding more down the line will still give me better results! You can tell how well-made this diesel injector treatment was just by looking at all these features alone—and they’re not even half of what Gumout has under its sleeves! This fuel system additive works excellent whether you want a little extra power while driving or want to keep your engine running at its best.

This diesel fuel system treatment is one of the most popular in the market today because it does give you what you want and need out of a product! You’ll love how well-made this compound works, giving your car more power while also keeping any dirt away from your vehicle’s expensive parts. This injector cleaner will keep your fuel economy up as well—and that alone should be enough to convince anyone why they should purchase this additive right now!

Pros of using Gumout Fuel Injector Cleaner

  • It can be used on both gasoline and diesel engines
  • Cleans out all the dirt within your system to keep it running in top shape for a long time
  • Easy-to-use, pour into tank
  • It doesn’t need frequent application
  • Works great whether you want more power or want to maintain engine performance

Cons of using Gumout Fuel Injector Cleaner

  • It can only be purchased online. Some users have complained about not being able to find this product easily in physical stores.

6. Sea Foam Motor Treatment

as of April 13, 2024 1:28 am

Another great diesel fuel system cleaner is Sea Foam Motor Treatment. This is a popular product, and many car owners have used it for decades. It does not contain any harmful chemicals or additives that can damage the fuel system of your vehicle. This cleaner will surely provide outstanding results as long as you use it properly, such as adding some to your engine oil before running the motor. Also, make sure that you top up enough air to prevent overheating when using this product.

Sea Foam Motor Treatment comes at an affordable price, and one bottle contains 16 ounces of fluid treatment solution which should be good enough for most types of cars, motorcycles, and other vehicles on the road today. One great thing about Sea Foam Motor Treatment is its simple application process: add some into your gas tank and let the engine do its job. It also does not have a strong smell, which is suitable for being sensitive to chemical products.

Another great benefit of Sea Foam Motor Treatment is that it can be used with diesel fuel, gasoline, and other types of liquid fuels in your vehicle. This product will surely help clean clogged injectors and remove water buildup due to condensation inside your gas tank or carburetor over time. If you want an effective cleaner, this should be one option worth considering because many users say so even after decades of using this stuff every day on their car engines! Some people use it once per week to keep things running smoothly all year round but always refer to the instructions included when adding anything new to your fuel tank or engine.

Sea Foam Motor Treatment is designed for all vehicles, from cars and motorcycles to boats and RVs! It can also be used as a pre-treatment solution before adding the diesel injector cleaner on top of it to boost its effectiveness further. This product comes with an easy start guide that explains how you should use this stuff step by step so there will not be any issues when applying it into your vehicle’s gas tank or crankcase, depending on what best suits your needs too. Overall, SeaFoam gets good reviews these days but make sure that you follow instructions carefully if using anything new like this. An improper application may damage some parts inside your car motor over time, especially if you do not know what you are doing.

Pros of using Sea Foam Motor Treatment

  • Affordable price.
  • It can be used with gasoline, diesel fuel, and other liquid fuels in vehicles.
  • Proven track record of delivering outstanding results for decades now.
  • Will not harm any parts inside your vehicle’s gas tank or crankcase when using it properly.


  • Some users say that they do not get the same great results as before, so proceed with caution if you decide to give this stuff a try!

Things to Consider when getting a diesel injector cleaner

Price, compatibility, and availability

Many options in the market can suit your needs depending on how much you want to spend or what kind of performance results you need from an injector cleaner. Availability is essential because if there’s no authorized distributor for your area, then getting it would be impossible unless they ship the product directly to you, which may cost extra money without shipping discounts at times. Hence, it pays off to check with them before making any purchase decisions, especially when buying online. Compatibility is also something worth considering as some diesel engine cleaners work better than others when used by people who have certain types of engines, so don’t just pick one randomly after reading reviews but make sure it is with your vehicle’s model and year of manufacture first.

Brand name and reputation

Most diesel engine cleaner brands have spent a lot on research and development to create the best products that will suit your needs, so you should check with them before committing to any purchase decision, especially when buying online because there are some companies out there who want people’s money without thinking about customer satisfaction which is not correct at all. Always buy from reputable suppliers and manufacturers if possible, but this doesn’t mean they’re perfect with their service as well, so make sure you research what these brands offer before making decisions; otherwise, the chances are high that you’ll get scammed or ripped off by fraudulent dealers someday.

User reviews, user feedback, and testimonials 

These are essential guides in helping you decide which product to get for your specific needs because these people have already tested the products themselves. Hence, they know what results other customers can expect from it. You can find many customer review articles online or ask around with friends who own diesel engine cleaners so you’ll have an idea of how certain good brands are compared to others depending on their performance.


How does a diesel fuel injector cleaner work?

A diesel fuel injector cleaner works by removing the deposits left in your engine. The caked-on grime can clog up specific components of your fuel injection system, causing inefficient performance and even stalling out during operation.

When should I use a diesel fuel injector cleaner?

If you regularly experience hard starts or other common problems with your vehicle, consider using an effective cleaning product before taking it to see if that fixes the problem for good! With proper maintenance through regular quality treatment like BG 44K (BG44K), you shouldn’t need significant repairs soon.

How often should I use a diesel injector cleaner?

You can typically get at least 20,000 miles out of your fuel injection system if you regularly clean it. This means that BG 44K (BG44K) is enough for most vehicles on the road today to keep up optimal performance!

Parting Shot

If you are looking for a diesel fuel additive that will help you with your engine’s performance, then the top products in this list are an excellent place to start.

This is because they have been tested by many people worldwide and found to be safe on different types of engines. They also do not cost much money when compared to other brands currently available in the market today.

These diesel injector cleaners work great with gasoline, biodiesel, or even regular diesel fuels! This means that there is no need for anyone who has one of these trucks out there to worry about compatibility issues anymore! Each product comes from reputable companies, so users can rest assured knowing their purchases won’t go waste – guaranteed satisfaction upon purchase!

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