Diesel Fuel Additive Comparison - April 2026

Our Top 3 Picks
Here are the top 3 recommended products with more information to help you find the right product for you9.8
1Hot Shot's Secret31% OffHot Shot’s Secret Everyday Diesel Treatment EDT 1 Gallon – Treats 3200 Gallons – 6-in-1 Diesel Fuel Additive, Injector and Fuel System Cleaner, Boosts Cetane
9.6 Simple to use9.3 worth the money9.3 distanceWhy we love it
Improved engine performance
Increased fuel economy
Improved fuel system protection
9.7
2Power Service20% OffPower Service Diesel Kleen +Cetane Boost - 12 Ounce (Pack of 9)
9.6 Simple to use9.3 worth the money9.3 distanceWhy we love it
Cleans and protects fuel injectors.
Improves power and fuel economy.
Effective for all diesel fuels.
9.6
3Power Service20% OffPower Service Diesel Fuel Supplement Antigel 64 oz., Pack of 1
9.4 Simple to use9.1 worth the money9.1 distanceWhy we love it
Prevents fuel gelling in cold weather.
Boosts engine performance with cetane improvement.
Protects fuel system from wear.
Diesel Fuel Additive Buyer's Guide
Written by Leanna GilIntroduction
Diesel fuel additives are a great way to improve the performance of your diesel engine. Whether you’re looking to increase performance, reduce emissions, or improve fuel economy, diesel fuel additives can be a great way to get the most out of your fuel. But with so many different types of diesel fuel additives on the market, it can be hard to know which is best for your needs. This guide will provide an overview of the different types of diesel fuel additives available and their features so you can make an informed decision when selecting the best option for your diesel engine.
Cleaners
Diesel fuel additives that are designed to clean fuel systems are often referred to as “injector cleaners.” These types of additives help to remove deposits that can accumulate in injectors, fuel lines, and other components of the fuel system. By removing these deposits, injector cleaners can help to improve engine performance and fuel economy. In addition, they can help reduce emissions by allowing the fuel to burn more efficiently.
Lubricants
Another type of diesel fuel additive is a lubricant. These additives are designed to help reduce friction between moving parts, which can help to improve fuel economy and reduce wear on the engine. In addition, lubricants can help to improve fuel stability and provide corrosion protection for fuel system components.

Stabilizers
Stabilizers are designed to help reduce the degradation of diesel fuel over time. The additives help to keep fuel from breaking down, which can help to improve engine performance and reduce the amount of fuel that is wasted. In addition, they can help to prevent fuel from “gumming up” the fuel system.
Cetane Improvers
Cetane improvers are designed to increase the cetane number of diesel fuel, which is a measure of how quickly the fuel ignites. Higher cetane numbers can result in improved engine performance, as well as improved fuel economy and reduced emissions. Cetane improvers are typically used in high-performance diesel engines.
Conclusion
When selecting a diesel fuel additive, it’s important to consider your specific needs. Cleaners, lubricants, stabilizers, and cetane improvers all have different benefits, so it’s important to select the type of additive that will provide the most benefit for your engine. With the right diesel fuel additive, you can help to improve the performance and efficiency of your diesel engine.

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