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Best diesel additives - April 2026

Last Updated - April 4, 2026

1
Best Choice

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Stanadyne

Performance Formula One Shot 8oz, Case of 24 Bottles Treats 30 gallons Diesel Fuel per Bottle

Stanadyne

$133.55

More Details
Main highlights
- Restores/Increase Horsepower: detergents clean deposits in the injection system
- Reduces Wear: Lubricity improvers restore lubricity to ultra low sulfur diesel fuels
- Reduces Fuel Consumption tests show an average of 4 percent improvement in MPG and gains up to 9.6 Percent
- Reduces Emissions reduces Smoke and Particulates
- Cetane Improver improves combustion resulting in better engine starting, running and reduced noise
$133.55
2

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Stanadyne

Stanadyne Performance Formula Diesel Fuel Additive - 16 Oz. Case of 12

Stanadyne

$124.95

More Details
Main highlights
- Restores/Increase Horsepower: detergents clean deposits in the injection system
- Reduces Wear: Lubricity improvers restore lubricity to ultra low sulfur diesel fuels
- Reduces Fuel Consumption tests show an average of 4 percent improvement in MPG and gains up to 9.6 Percent
- Reduces Emissions reduces Smoke and Particulates
- Cetane Improver improves combustion resulting in better engine starting, running and reduced noise
$124.95
3
22% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Hot Shot's Secret
22% Off

Hot 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

Hot Shot's Secret

$69.75

$89.99
(22% Off)

More Details
Main highlights
- PREVENTS RUST & CORROSION: While demulsifying moisture & adding stability to fuel by preventing oxidation & degradation, it also provides a reliable solution for protecting fuel systems from the damaging effects of rust & corrosion.
- POWERED BY SCIENCE: Our products are engineered to resolve issues, make equipment last longer and improve efficiency. Nothing leaves our building with our name on it unless we know it is absolutely the BEST it can be.
- FUEL INJECTOR CLEANER: Cleans both internal & external injector deposits, enhances the lubricity of fuel to safeguard the fuel system components, such as the pump & injectors to increase engine longevity while also acting as a fuel system cleaner.
- EVERYDAY TREATMENT: Keep your diesel engine in top condition with our EDT that is designed to improve performance & maintain engine health. With regular use, you can ensure your engine runs smoothly & efficiently giving you peace of mind on the road.
- EASY TO USE: Use at every fill-up, 1 oz. or 2oz. (for more cetane and lubricity boost) for every 25 gallons of diesel, this product is easy to use! Just pour it into your diesel fuel tank during your next fill up.
- BOOST FUEL ECONOMY: Enhance your vehicle performance with our diesel additive that boosts cetane levels by up to 7 points resulting in better fuel economy & reduced maintenance costs. Say goodbye to poor acceleration & frequent trips to the mechanic.
$69.75
$89.99 (22% Off)
4
Best Value
23% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Hot Shot's Secret
23% Off

Hot 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

Hot Shot's Secret

$69.74

$89.99
(23% Off)

More Details
Main highlights
- PREVENTS RUST & CORROSION: While demulsifying moisture & adding stability to fuel by preventing oxidation & degradation, it also provides a reliable solution for protecting fuel systems from the damaging effects of rust & corrosion.
- POWERED BY SCIENCE: Our products are engineered to resolve issues, make equipment last longer and improve efficiency. Nothing leaves our building with our name on it unless we know it is absolutely the BEST it can be.
- FUEL INJECTOR CLEANER: Cleans both internal & external injector deposits, enhances the lubricity of fuel to safeguard the fuel system components, such as the pump & injectors to increase engine longevity while also acting as a fuel system cleaner.
- EVERYDAY TREATMENT: Keep your diesel engine in top condition with our EDT that is designed to improve performance & maintain engine health. With regular use, you can ensure your engine runs smoothly & efficiently giving you peace of mind on the road.
- EASY TO USE: Use at every fill-up, 1 oz. or 2oz. (for more cetane and lubricity boost) for every 25 gallons of diesel, this product is easy to use! Just pour it into your diesel fuel tank during your next fill up.
- BOOST FUEL ECONOMY: Enhance your vehicle performance with our diesel additive that boosts cetane levels by up to 7 points resulting in better fuel economy & reduced maintenance costs. Say goodbye to poor acceleration & frequent trips to the mechanic.
$69.74
$89.99 (23% Off)
5

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Stanadyne

Stanadyne Performance Formula Diesel Fuel Additive - 12 Pack of 1/2 Pints # 38564

Stanadyne

$69.49

More Details
Main highlights
- ULSD & B20 Compatible
- Lubricates, Cleans & Protects
- Improves Performance & Horsepower
- Improves Fuel Economy
- Exhaust Aftertreatment Safe
- Corrosive Preventative
- Cold Weather & Anti-Gel Protection
$69.49

Best diesel additives - April 2026

Performance Formula One Shot 8oz, Case of 24 Bottles Treats 30 gallons Diesel Fuel per Bottle

Stanadyne Performance Formula Diesel Fuel Additive - 16 Oz. Case of 12

Hot 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

Hot 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

Stanadyne Performance Formula Diesel Fuel Additive - 12 Pack of 1/2 Pints # 38564

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Stanadyne Performance Formula Diesel Fuel Additive - 16 Oz. Case of 12

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4 Bottles of Stanadyne 38564 Performance Formula 8 oz Diesel Fuel Additive

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