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The 8 Best diesel fuel stabilizers of 2024

Are you trying to find diesel fuel stabilizers among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling diesel fuel stabilizers on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 20 hours of research and did 37 diesel fuel stabilizers tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best diesel fuel stabilizers you can buy today

No. 1
STA-BIL Diesel Fuel Stabilizer And Performance Improver - Keeps Diesel Fuel Fresh For Up To 12 Months - Lubricates And Cleans The Fuel System - Treats 320 Gallons, 32 fl. oz. (22254)
  • Advanced Sludge and Sediment Prevention: Unleash the power of our diesel fuel additive, designed to act as a formidable shield against sludge and sediment formation. It actively prevents the accumulation of harmful deposits in your fuel system, ensuring a cleaner and more efficient engine performance.
  • Comprehensive Fuel System Care: Our diesel fuel additive not only prevents sludge and sediment but also cleans and lubricates your entire fuel system. From fuel injectors, pumps, and tanks this additive is a thorough caretaker, enhancing the longevity and efficiency of your engine.
  • Specially Formulated STA-BILizers: Our formulation includes specially crafted STA-BILizers that provide an extra layer of protection against corrosion. These additives are tailored to combat the elements that can compromise the integrity of your diesel fuel, ensuring durability and long-lasting performance.
  • Oxidation Reduction for Optimal Fuel Stability: Say goodbye to fuel oxidation issues caused by thermal breakdown. Our diesel fuel additive actively reduces oxidation, contributing to enhanced fuel stability. This not only preserves the quality of your diesel but also maintains optimal combustion conditions for improved engine efficiency
  • Water Elimination Technology: This additive doesn't just stop at fuel quality; it actively removes water, safeguarding your engine from the detrimental effects of water contamination. By eliminating water from the fuel system, our additive ensures that your engine operates in a clean and moisture-free environment, promoting consistent and reliable performance.
  • Universal Compatibility: Embrace versatility with a diesel fuel additive that is compatible with all Ultra-Low Sulfur Diesel (ULSD) and biodiesel blends. Whether you're using the latest fuel formulations or eco-friendly biodiesel blends, our additive ensures seamless integration, making it a reliable choice for a wide range of diesel engines.
  • All STA-BIL branded products are good for use up to 2 years after the bottle was opened. Be sure to mark the date you opened the bottle on the back of your package!
SaleNo. 2
Pri-Products PRI Fuel Stabilizer - LUBRICITY - STABILITY DIESEL TREATMENT 32Oz
  • Peak firing pressure (pmax) is boosted as much as 4 bar
  • Specific fuel consumption is reduced as much as one percent
  • Carbon and fuel system deposits are inhibited
  • Fuel injection pump wear is reduced as much as 45 percent
  • Fuel stays fresh, ignition quality improved. Degraded fuels are restored.
No. 3
Howes Meaner Power Kleaner 32-Ounce Fuel Stabilizer, Injector Cleaner, and Diesel Fuel Lubricator
  • Cleans & Stabilizes Fuel - Uses superior IDX4 Detergent to provide maximum cleaning and eliminate sediment formation, stabilizing stored fuel. IDX4 destroys and prevents injector deposits, improving power and performance. When used as directed, Meaner Power Kleaner reduces emissions by providing more complete fuel combustion, reducing the need for harmful Cetane improvers.
  • Adds Lubricity - Introduces vital lubricity back into today’s Ultra Low Sulfur Diesel (ULSD) fuel. This added lubricity protects injectors, pumps, and upper cylinders while increasing engine life and performance.
  • Removes Water - By removing water, Meaner Power Kleaner eliminates the environment that promotes microbial growth. Many products use harmful alcohol or solvents to emulsify water, mixing it into the fuel. With no alcohol or harmful solvents, Meaner Power Kleaner demulsifies water, safely pushing it out of the fuel, making it warranty safe for all diesel emission systems.
SaleNo. 4
PRI - PRI 32-D -D Fuel Stabilizer- for Diesel 32oz
  • PRI
  • Part number: PRI 32D
  • Fit type: Vehicle Specific
  • Included components: Fuel Stabilizer
No. 5
PRI - PRI-16-G -G Fuel Stabilizer - Lubricity - Stability Diesel Treatment 16Oz
  • one quart treats 512 gallons and is a complete fuel treatment that improves any type of gasoline
  • You will realize increased power from your engine. At the same time, you will enjoy greater fuel economy.
  • Extended Storage Life: Properly treated with PRI-G, your gasoline will stay fresh in storage for months and even years at a time.
  • Super Concentrated: PRI-G is super concentrated, treating fuel at a 1:2000 ratio. This means PRI-G is extremely cost effective to use.
  • Fuel stays fresh, ignition quality improved. Degraded fuels are restored.
No. 6
PRI-D Fuel Stabilizer- Gallon Size Unit Treats 2000 Gallons of Fuel - PRI-G-32V
84 Consomer Reviews
PRI-D Fuel Stabilizer- Gallon Size Unit Treats 2000 Gallons of Fuel - PRI-G-32V
  • Enhances ignition quality and dramatically cuts diesel smoke and soot
  • Prevents damaging, power-robbing deposits in fuel systems
  • Enhances lubricity for reduced injector pump wear
  • Keeps fuel fresh during long layup periods, keeps fuel systems and filters clean
  • Provides greater power, greater efficiency, and greater reliability on the water
No. 7
Fuel Ox Marine Winter Shock - 2oz Treats 100 Gallons - Complete Fuel Treatment & Fuel Stabilizer - Fuel Additive for Gas or Diesel - Stabilizes Fuel - Treats Fuel for Any Boats or Jet Skis
  • ✔ STABILIZES FUEL : Fuel Ox Marine Winter Shock Stabilizes Fuel For Up To Two Years In Both Gas & Diesel
  • ✔ ALLEVIATES ETHANOL ISSUES: Fuel Ox Marine Winter Shock Prevents The Harmful Effects Of Ethanol Including Corrosion & Phase Separation
  • ✔ REMOVES WATER : Fuel Ox Marine Winter Shock Removes Water Safely Without Burning It Through Engine
  • ✔ CLEANS & LUBRICATES : Fuel Ox Marine Winter Shock Cleans Out Sludge And Carbon Build-Up While Also Lubricating Engine Components
  • ✔ 2OZ TREATS 100 GALLONS : Fuel Ox Marine Winter Shock Has A Highly Concentrated Formula So Low Doses Get The Job Done
No. 8
Mishimoto MMFR-DSL Fuel Relief Diesel Fuel Treatment and Stabilizer (Treats 512 gallons)
  • Reduces soot and improves fuel economy
  • Prevents glow plug carbon buildup
  • Protects EGR and DPF systems
  • One bottle treats up to 512 gallons of diesel fuel
  • Stabilizes fuel for up to 2 years
No. 9
BIOBOR MD Diesel Fuel Additive for Marine & Road: Soot & Emissions Reducing Fuel Treatment, Anti-Gel Fuel Stabilizer, Prevents Corrosion & Ice | 32 Ounce, (BBMD32EZ01US)
  • REDUCES SOOT. Biobor MD reduces up to 94% of soot emissions and prevents carbon deposits on vital engine parts.
  • CETANE ENHANCER. Raises the Cetane level up to 6 numbers enabling faster fuel ignition. Enables fuel to ignite faster and burn longer increasing torque and fuel economy.
  • ADDS LUBRICITY. Tested to increase fuel lubricity by 12.5% lowering maintenance costs and extending service life. Anti-Gel agents ensure proper fuel flow.
  • PREVENTS & MELTS ICE. Anti-freezing properties keep fuel flowing and engine running optimally. Once ice is melted, any free water absorbed within the system are prevented from re-freezing.
  • SLUDGE DISPERSANTS. Properly atomizes fuel spray to pass harmlessly through filters and injectors. Clean fuel systems allow for optimum horsepower and torque, further increasing fuel economy.
No. 10
Fuel Ox Marine Winter Shock - Complete Fuel Treatment & Stabilizer - Fuel Additive for Gas or Diesel - Stabilizes Fuel - Treats Fuel for Boats or Jet Skis - 16oz Treats 960 Gallons
  • ✔ STABILIZES FUEL : Fuel Ox Marine Winter Shock Stabilizes Fuel For Up To Two Years In Both Gas & Diesel
  • ✔ ALLEVIATES ETHANOL ISSUES: Fuel Ox Marine Winter Shock Prevents The Harmful Effects Of Ethanol Including Corrosion & Phase Separation
  • ✔ REMOVES WATER : Fuel Ox Marine Winter Shock Removes Water Safely Without Burning It Through Engine
  • ✔ CLEANS & LUBRICATES : Fuel Ox Marine Winter Shock Cleans Out Sludge And Carbon Build-Up While Also Lubricating Engine Components
  • ✔ 1OZ TREATS 60 GALLONS : Fuel Ox Marine Winter Shock Has A Highly Concentrated Formula So Low Doses Get The Job Done
No. 11
BIOBOR MD Diesel Fuel Additive for Marine & Road: Soot & Emissions Reducing Fuel Treatment, Anti-Gel Fuel Stabilizer, Prevents Corrosion & Ice | 6 Pack - 32 Ounce, (BBMD32EZ06US)
  • REDUCES SOOT. Biobor MD reduces up to 94% of soot emissions and prevents carbon deposits on vital engine parts.
  • CETANE ENHANCER. Raises the Cetane level up to 6 numbers enabling faster fuel ignition. Enables fuel to ignite faster and burn longer increasing torque and fuel economy.
  • ADDS LUBRICITY. Tested to increase fuel lubricity by 12.5% lowering maintenance costs and extending service life. Anti-Gel agents ensure proper fuel flow.
  • PREVENTS & MELTS ICE. Anti-freezing properties keep fuel flowing and engine running optimally. Once ice is melted, any free water absorbed within the system are prevented from re-freezing.
  • SLUDGE DISPERSANTS. Properly atomizes fuel spray to pass harmlessly through filters and injectors. Clean fuel systems allow for optimum horsepower and torque, further increasing fuel economy.
  • Cutting-edge marine and over-the-road fuel additive engineered to enhance fuel performance, increase fuel lubricity and prevent gelled fuel
  • Increases cetane levels for easier cold starting, and cleans the entire system of sludge
  • Treating your fuel with BioborMD provides more available horsepower, torque & fuel economy while reducing or eliminating soot output & carbon buildup
  • Increases fuel cetane levels, stabilizes diesel for storage, sludge dispersants clean the fuel system, Anit Gel & lower CFPP & over the road approved
SaleNo. 12
STP Multi-Purpose Motor Treatment and Fuel Stabilizer, Fuel System Cleaner for Gas, Diesel, 2 Stroke, 4 Stroke, 16 Oz
  • For engines in storage: Stabilize fuel; Fight rust buildup in the fuel tank; Prevent oxidative degradation in the fuel; Fight tough cold starts; Prevent fuel line freeze by removing water
  • For engines in use: Clean engine deposits and fights friction; Clean fuel injectors and intake valves; Protect against viscosity buildup; Protect against crank case sludge; Provide upper cylinder lubrication
  • Works with gas, diesel, two-stroke and four-stroke engines
  • Helps restore lost horsepower and performance
  • Contains no corrosion causing alcohol
No. 13
STA-BIL Diesel All-Season - Anti-Gel - Cetane Boost - Cleans And Lubricates Fuel System - Water Demulsification - Treats 150 Gallons -Effective In All Diesel And Bio-Diesel, 20 fl. oz. (15226) , Orange
  • Advanced All-season Formula
  • Cleans and lubricates the entire system
  • Demulsifies water
  • Anti-Gel protection down to -40°
  • Safe for ALL diesel engines
No. 14
STA-BIL Storage Fuel Stabilizer - Keeps Fuel Fresh for 24 Months - Prevents Corrosion - Gasoline Treatment that Protects Fuel System - Fuel Saver - Treats 80 Gallons - 32 Fl. Oz. (22287)
  • Preserves Fuel - Keeps fuel fresh for up to 24 months so you can store the car you're not driving, keep outdoor power equipment fresh through the winter, or stock up on gasoline without worry
  • Prevents Corrosion - Maintains a healthy fuel system by ensuring that your engine and fuel components don't suffer from the breakdown of ethanol or non-ethanol blended fuels
  • Ensures Quick, Easy Starts - Helps you store any equipment or vehicle with confidence knowing that you'll be able to start it up smoothly without issue once you need it again!
  • Directions - Pour contents directly into the fuel tank before adding gasoline. Use 1 oz of STA-BIL Storage for every 2.5 gallons of gas. After adding the fuel, run the engine for 5 minutes to treat the entire fuel system
  • All STA-BIL branded products are good for use up to 2 years after the bottle was opened. Be sure to mark the date you opened the bottle on the back of your package!
SaleNo. 15
Star Tron Super Concentrated Diesel Formula - Enzyme Fuel Treatment for Enhanced Engine Performance - 1 Oz Treats 32 Gallons - Stabilize & Rejuvenate Diesel, Biodiesel & All Regular Gasoline - 8 OZ
  • ENHANCED FUEL ECONOMY: Helps boost fuel efficiency by cleaning the fuel delivery system and ensuring uniform combustion
  • SUPER CONCENTRATED FORMULA: Just 1 fl. oz. treats up to 32 gallons of diesel fue , offering cost-effective treatment
  • SAFE & EFFECTIVE: Overdosing poses no harm, and the formula disperses moisture, reducing emissions, including particulate smoke
  • ENGINE PERFORMANCE: Facilitates easy engine starts and smooth running, reducing carbon build-up from burners, injectors, and exhaust components
  • FUEL STABILIZATION: Preserves diesel fuel quality for up to two years, preventing gum and solid formation that can clog injectors
  • VERSATILE APPLICATION: Suitable for everyday use, seasonal storage, and can even rejuvenate old, sub-spec fuel
  • WATER DISPERSION: Transforms water into submicron-sized droplets, allowing safe elimination during engine operation
  • EASY TO USE: Simply add before each fuel fill-up; with clear directions for initial dosage and refills - safe for use in all engines and fuels, including biodiesel, kerosene & heating oil
  • PROUDLY AMERICAN, TRUSTED GLOBALLY - With STAR TRON, you're choosing a leading name in marine, auto, RV, home, and outdoor products since 1973, all proudly made in the USA for superior quality and performance
SaleNo. 16
STA-BIL 360 Marine Ethanol Treatment & Fuel Stabilizer - Full Fuel System Cleaner - Fuel Injector Cleaner - Removes Water- Protects Fuel System - Treats 80 Gallons - 8 Fl. Oz. (22239),Black
  • Fuel System Cleaner - STA-BIL 360 Marine completely cleans the entire fuel system from fuel injectors to fuel pumps, and removes water, gum, and varnish to keep your fuel system free of corrosion
  • Fuel Stabilizer - Use STA-BIL 360 Marine to prevent fuel corrosion and keep ethanol-blended fuels fresh for up to 12 months, so your fuel system and engine stay healthy and ready for action.
  • MPG Booster - STA-BIL 360 Marine helps you get the most out of your fuel at every fill up, and increases your gas mileage and engine power with a clean and protected fuel system
  • Directions - Pour directly into fuel tank prior to fill up. Use 1 oz for every 10 gallons of fuel. Run the engine for 5 minutes to treat the entire fuel system
  • All STA-BIL branded products are good for use up to 2 years after the bottle was opened. Be sure to mark the date you opened the bottle on the back of your package.
SaleNo. 17
Hot Shot's Secret Everyday Diesel Treatment 16 Ounce Squeeze Bottle (HSSEDT16ZS)
  • Take Care Of Your Engine With An Every-Tank Solution For Better Performance And Health
  • Boosts Cetane Up To 7 Points For Better Fuel Economy And Maintenance
  • Adds Lubricity To Protect Fuel System Including Pump And Injectors
  • Prevents Rust And Corrosion, Disperses Moisture And Adds Stability To Fuel
No. 18
Hot Shot's Secret EDT+ Winter Defense - 16 Oz Squeeze, 7-in-1 Anti-Gel Fuel Booster – Winter Diesel Fuel Treatment - Boosts Cetane – Adds Lubricity - Protects Fuel System
  • Prevents Gelling - Minimizes the size of wax crystals that form in diesel fuel during cold weather, so it can still travel through the fuel system, even at temperatures 20°F below the wax solidification point.
  • Improves Cold Starts - Makes it easier for your engine to start even in subzero temperatures, by acting as a cetane booster and fuel system protector.
  • Increases Diesel Lubricity - Works as a fuel stabilizer and fuel injector cleaner to ensure that your fuel system is protected, lubricated, and operating at its best.
  • Improves Fuel Economy – Boosts cetane up to 7 points to improve fuel combustion and reduce DPF Regeneration cycles, keeping your vehicle operating at peak performance.
  • Disperses Moisture – Keeps rust and corrosion from harming your fuel system, while also preventing ice and fuel line freeze-ups even in temperatures as low as -40°F.
SaleNo. 19
STAR BRITE Star Tron Enzyme Fuel Treatment - Concentrated Formula 32 Fl. Oz. – Treats up to 512 Gallons - Fuel Stabilizer & Treatment, Gasoline Stabilizer, Star Tron Marine Enzyme Fuel Treatment
  • ALL-ROUND ENGINE SOLUTION - Works in all engines and all fuels, making it the ideal fuel treatment and stabilizer for any vehicle or gas powered tool
  • ETHANOL PROBLEM SOLVER - Prevents and cures most ethanol-related issues, including poor performance and decreased fuel economy
  • OLD FUEL REVITALIZER - Stabilizes fuel up to 2 years and can help rejuvenate old, sub-spec fuel, even after months of inactivity
  • FUEL ECONOMY MAXIMIZER - Removes and prevents gum, carbon deposits, and varnish build-up, resulting in improved fuel economy
  • WATER BUILD-UP PREVENTION - Disperses water throughout fuel as submicron-sized droplets that are safely eliminated while the engine operates
  • EMISSION REDUCER - Reduces smoke and emissions, a symptom of poor combustion which wastes gas and is harmful to our health & planet
  • EASY TO USE - Unlike other stabilizers, Star Tron can be mixed with any other fuel additive without worry of over dosing - No need for exact fuel amount or expensive measuring bottles
SaleNo. 20
STA-BIL Diesel Winter Anti-Gel - Prevents Fuel Gelling Down to -40 Degrees Fahrenheit - Cleans Injectors - Treats 250 Gallons of Diesel Fuel, 20 fl. oz. (15225),Orange
  • Prevents gelling down to -40°
  • Removes water and helps prevent corrosion in the fuel system
  • Lowers Cold Filter Plugging Point (CFPP) as much as 36 degrees
  • Made in the U.S.A.
  • 20oz bottle treats up to 150 gallons of Diesel fuel

How to choose a good diesel fuel stabilizers

Does the idea of finding a fantastic diesel fuel stabilizers make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in diesel fuel stabilizers. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top diesel fuel stabilizers products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top diesel fuel stabilizers on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top diesel fuel stabilizers brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top diesel fuel stabilizers based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the diesel fuel stabilizers were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good diesel fuel stabilizers, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your diesel fuel stabilizers.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting diesel fuel stabilizers for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our diesel fuel stabilizers. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what diesel fuel stabilizers should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on diesel fuel stabilizers.