
Diesel fuel treatments are designed to improve the performance and efficiency of diesel engines. They can help improve fuel economy, boost power, prevent rust, and extend engine life. The frequency with which you should use a diesel fuel treatment depends on various factors, including the age of the engine, the quality of the fuel, and the operating conditions of the vehicle. For routine maintenance, it is recommended to use a fuel treatment at least once every 10,000 miles to prevent the buildup of deposits and contaminants. Some sources recommend using diesel fuel additives with every fill-up, while others suggest using fuel treatments every 3,000 miles, especially if the vehicle is driven infrequently or only on short trips. It's important to choose high-quality, reputable fuel treatments designed for your specific engine and intended use to ensure safety and effectiveness.
| Characteristics | Values |
|---|---|
| Frequency of use | Varies depending on the type and frequency of driving, the age of the engine, the quality of the fuel, and the conditions in which the vehicle operates. |
| Everyday Diesel Treatment (EDT) is recommended at every fill-up. | |
| Diesel Extreme is recommended every 6,000 miles. | |
| Rislone fuel treatment is recommended every 3,000 miles for short, infrequent drives. | |
| Routine maintenance with a fuel treatment is recommended at least once every 10,000 miles. | |
| Purpose | Improve engine performance, efficiency, and longevity |
| Improve fuel economy | |
| Reduce emissions | |
| Extend engine life | |
| Prevent corrosion | |
| Remove deposits | |
| Stabilize fuel for long-term storage | |
| Prevent fuel gelling in cold weather |
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What You'll Learn

Diesel fuel treatment improves engine performance, efficiency, and longevity
Diesel fuel treatment is a popular way to improve the performance, efficiency, and longevity of diesel engines. It is a common misconception that fuel treatments are only necessary for older engines or when problems arise, such as poor fuel economy or decreased power. However, even new diesel engines can benefit from fuel treatments, which can help remove deposits, prevent corrosion, and improve overall performance.
Everyday Diesel Treatment (EDT) is a popular option, recommended for all diesel engines. It is designed to improve fuel economy, power, and performance, while also providing protection for fuel systems. EDT contains a concentrated level of cetane booster, which increases power and fuel economy. It also cleans fuel injectors, ensuring efficiency and proper spray patterns. Additionally, EDT improves diesel fuel lubricity, reducing wear and tear on the engine, and includes rust and corrosion inhibitors, as well as a fuel stabilizer.
The frequency of diesel fuel treatment depends on various factors, including the age of the engine, the quality of the fuel, and the operating conditions. It is recommended to use EDT with every fill-up to ensure the best performance and protection. However, some sources suggest using a treatment like Diesel Extreme every 6,000 miles to deep clean the injectors and fuel system. For engines that are not driven frequently or are only used for short trips, it is advised to use a treatment every 3,000 miles to prevent deposit buildup.
Diesel fuel additives are also available for year-round engine performance improvement and winter operability. During colder weather, Diesel Winter Anti-Gel can be used to prevent fuel gelling and fuel-filter icing. Additionally, products like Clear-Diesel Fuel & Tank Cleaner can be added quarterly or as needed to remove water, disperse contaminants, and stabilize fuel for long-term storage.
Overall, diesel fuel treatments offer significant benefits, including improved fuel economy, reduced emissions, extended engine life, and enhanced performance. However, it is important to choose high-quality treatments from reputable manufacturers to ensure safety and effectiveness.
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It is recommended for all diesel engines
Everyday Diesel Treatment (EDT) is a concentrated 6-in-1 diesel additive formulated to address issues with today's Ultra-Low Sulfur Diesel (ULSD). It is designed to improve fuel economy, power, and performance, and provide overall protection for diesel fuel systems. EDT is recommended for all diesel engines, including Tier 4-compliant engines, as it is completely ashless and has no adverse effects on engine components. It can be used in a range of vehicles, from semi-trucks and pickup trucks to cars and farm equipment.
EDT contains a high level of cetane booster, which significantly enhances power and fuel economy in diesel engines. It also includes LX4 Lubricity Extreme, which improves diesel fuel lubricity, reducing wear and ensuring the fuel meets the lubrication recommendations set by the Engine Manufacturer's Association (EMA). Furthermore, EDT helps combat moisture through water dispersants and protects against rust and corrosion.
Using EDT with every fill-up is recommended to ensure optimal performance and protection for diesel engines. The dosage can vary depending on the desired outcome and the amount of diesel fuel being treated. For premium results, 1 oz of EDT treats 25 gallons of diesel fuel, while 2 oz treats the same amount for performance results.
In cold climates, it is advisable to use the winter version of EDT, known as Diesel Winter Anti-Gel, to prevent fuel gelling and protect against fuel-filter icing. Additionally, for every 6,000 miles, it is suggested to use Diesel Extreme to deep clean the entire fuel system, including the injectors, ensuring their efficiency and proper spray patterns.
Using fuel treatments in diesel engines offers multiple benefits, including improved fuel economy, reduced emissions, extended engine life, and enhanced performance. These treatments can help remove deposits, prevent corrosion, and improve engine performance, making them beneficial for both older and newer diesel engines.
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Frequency of use depends on driving type and conditions
The frequency of using diesel fuel treatment depends on the type and frequency of driving, the age of the engine, the quality of the fuel, and the operating conditions.
For those who drive infrequently or only take short trips that don't sufficiently warm up the engine, it is recommended to use a fuel treatment every 3,000 miles as a good insurance policy. This is because short and infrequent drives tend to create more deposit buildup.
Diesel fuel additives are designed for year-round use and can improve engine performance, efficiency, and longevity. They are beneficial for both new and old diesel engines, as they can help remove deposits, prevent corrosion, and improve performance.
Everyday Diesel Treatment (EDT) is a popular option, recommended for all diesel engines. It is suggested to be used with every fill-up to provide quality diesel and improve fuel economy, power, and performance. EDT also helps combat moisture and contains a fuel stabilizer.
For temperatures below 30°F, a different additive is recommended to prevent fuel gelling and protect against fuel-filter icing. This is often a white bottle labelled as a winter or arctic formula.
Additionally, it is important to choose high-quality fuel treatments from reputable manufacturers to ensure safety and effectiveness.
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Fuel treatments are eco-friendly and can reduce emissions
Diesel fuel is refined from crude oil and produces many harmful emissions when burned. Diesel-fuelled vehicles are major sources of harmful pollutants, such as ground-level ozone and particulate matter. However, fuel treatments for diesel engines are designed to improve performance and efficiency, and they can also help reduce emissions.
Fuel treatments can improve fuel economy by increasing engine combustion efficiency, resulting in reduced fuel consumption and significant savings over time. By promoting the complete combustion of fuel, fuel treatments can lower the levels of harmful pollutants released into the environment. This is achieved through the use of cetane boosters, which improve combustion efficiency and reduce emissions by igniting the fuel more quickly and completely.
Additionally, fuel treatments can help extend the life of diesel engines by removing deposits that can clog fuel injectors and other engine components. This reduces wear and tear and decreases the need for costly repairs. Fuel treatments also include fuel injector cleaners, which are designed to remove deposits and contaminants that can reduce engine performance. These cleaners typically contain detergents and additives that break down deposits and prevent future buildup.
To address the environmental impact of diesel fuel, the U.S. Environmental Protection Agency (EPA) has established standards for sulfur content and emissions. This has led to the development of Ultra-Low-Sulfur Diesel (ULSD) fuel, which reduces vehicle particulate emissions by up to 90% and emissions of nitrogen compounds by 25% to 50%. New devices, such as CRT particulate filters and catalytic converters, are also contributing to reduced emissions, with some devices reducing soot, carbon monoxide, and hydrocarbon emissions by up to 90%.
Overall, high-quality fuel treatments are essential for ensuring engine efficiency and reducing harmful emissions. By choosing reputable manufacturers and considering the specific needs of your vehicle, you can improve engine performance and contribute to a more environmentally friendly diesel fuel solution.
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They are not a substitute for regular engine maintenance
Fuel treatments for diesel engines are a great way to improve engine performance, efficiency, and longevity. They can also help remove deposits, prevent corrosion, and improve fuel economy. However, it is important to remember that fuel treatments are not a substitute for regular engine maintenance. While they can enhance engine performance and efficiency, they cannot replace the regular maintenance tasks necessary for maintaining engine health and longevity.
For instance, fuel treatments can help improve fuel economy by increasing engine combustion efficiency, resulting in reduced fuel consumption. They can also reduce emissions by promoting the complete combustion of fuel, thereby lowering the levels of harmful pollutants released into the environment. Additionally, fuel treatments can extend engine life by reducing wear and tear, removing deposits that may clog fuel injectors and other engine components, and improving performance by increasing horsepower, reducing engine knock, and improving acceleration.
Despite these benefits, fuel treatments should be used in conjunction with, rather than as a replacement for, regular engine maintenance. This includes tasks such as oil changes, filter replacements, and other routine maintenance checks. While fuel treatments can enhance engine performance, they do not negate the need for these fundamental maintenance practices, which are crucial for the long-term health and functionality of your engine.
The frequency of using fuel treatments depends on various factors, including the age of the engine, the quality of the fuel, and the operating conditions of the vehicle. As a general guideline, it is recommended to use a fuel treatment at least once every 10,000 miles to prevent the buildup of deposits and contaminants and to ensure the fuel system is functioning optimally.
In conclusion, while diesel fuel treatments offer significant benefits in terms of performance and efficiency, they should be viewed as a complementary measure to regular engine maintenance. By integrating fuel treatments into a comprehensive maintenance routine, you can optimize the health, longevity, and performance of your diesel engine.
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Frequently asked questions
It is recommended to use diesel fuel treatment every time you fill up to improve engine performance, efficiency, and longevity.
Yes, if temperatures are above 30°F, use Diesel Kleen +Cetane Boost (silver bottle) for maximum performance. If temperatures are below 30°F, use Diesel Fuel Supplement +Cetane Boost (white bottle) to prevent fuel gelling and protect against fuel-filter icing.
It is recommended to use Diesel Extreme every 6,000 miles to deep clean the injectors and fuel system.
EDT is a concentrated 6-in-1 diesel additive formulated to improve fuel economy, power, and performance. It is recommended for all diesel engines and should be used at every fill-up.
Yes, some alternatives to diesel fuel treatment include Rislone's Gasoline Fuel System Treatment and FPPF Chemical's diesel fuel treatments.











































