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Discover our expert selection of the 10 best Diesel Additives in 2026. Prices from 16.97 EUR to 60.89 EUR. Regularly updated buying guide.
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Best Overall
Hot Shot's Secret Everyday Diesel Treatment (HSSEDT16ZS) 6-in-1 Diesel Fuel Additive - Treats 400 Gallons, Diesel Injector Cleaner, Diesel Fuel System Cleaner, Diesel Additive Boosts Cetane, 16oz

Hot Shot's Secret Everyday Diesel Treatment (HSSED...

19.94EUR
-
/ 10 Products Shown
Best Choice
Hot Shot's Secret - Hot Shot's Secret Everyday Diesel Treatment (HSSEDT16ZS) 6-in-1 Diesel Fuel Additive - Treats 400 Gallons, Diesel Injector Cleaner, Diesel Fuel System Cleaner, Diesel Additive Boosts Cetane, 16oz
#1
Meilleur choix
NEW
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35.50/100 Prime

Livraison Prime gratuite

  • 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.
  • 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.
โ‚ฌ19.94
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Hot Shot's Secret - Hot Shot's Secret EDT+ Winter Defense, 7-in-1 Anti-Gel Diesel Fuel Additive, Prevents Gelling, Protects Diesel Fuel System, Diesel Additive Improves Cold Start, Boosts Cetane, 16oz, Packaging May Vary
#2
Top sรฉlection
NEW
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35.50/100 Prime

Livraison Prime gratuite

  • PREVENTS GELLING: This 7-in-1 diesel anti-gel additive minimizes the size of wax crystals that form in diesel fuel during cold weather allowing the fuel to travel through the fuel filter at 20ยฐF below the cloud point (wax solidification point).
  • ANTI-GEL FUEL BOOSTER: This product is designed to enhance diesel fuel in terms of lubricity & cetane. Improves lubricity up to 32% and 7 point cetane boost. EDT+ Winter Defense improves cold starts even in subzero temperatures.
โ‚ฌ16.97
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Hot Shot's Secret - Hot Shot's Secret EDT+ Winter Defense 32oz, 7-in-1 Anti-Gel Diesel Fuel Additive โ€“ Prevents Gelling, Protects Fuel System, Diesel Additive Improves Cold Starts, Boosts Cetane
#3
Top sรฉlection
NEW
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35.50/100 Prime

Livraison Prime gratuite

  • PREVENTS GELLING: This 7-in-1 diesel anti-gel additive minimizes the size of wax crystals that form in diesel fuel during cold weather allowing the fuel to travel through the fuel filter at 20ยฐF below the cloud point (wax solidification point).
  • ANTI-GEL FUEL BOOSTER: This product is designed to enhance diesel fuel in terms of lubricity & cetane. Improves lubricity up to 32% and 7 point cetane boost. EDT+ Winter Defense improves cold starts even in subzero temperatures.
โ‚ฌ35.95
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Hot Shot's Secret - Hot Shot's Secret Diesel Extreme 1 Gallon, Concentrated Fuel System Cleaner, Diesel Fuel Additive, Injector Cleaner - Increases MPG & Restores Engine Performance
#4
NEW
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35.50/100 Prime

Livraison Prime gratuite

  • CLEANS FUEL STYSTEM: Hot Shotโ€™s Secret Diesel Extreme is designed to thoroughly clean, lubricate, and safeguard all components of your engine & fuel system, such as valves, pumps, rings, pistons, and upper cylinders.
  • CLEANS FUEL INJECTORS: Designed to eliminate & prevent the buildup of Internal Diesel Injector Deposits (IDIDs), External Diesel Injector Deposits (EDID's), as well as other stubborn varnish and deposits, this will keep your engine running smoothly.
โ‚ฌ58.41
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Hot Shot's Secret - Hot Shot's Secret Diesel Extreme, 1 Qt (Packaging May Vary) (P040432Z)
#5
NEW
-21%
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35.50/100 Prime

Belle promotion : -21% โ€ข Livraison Prime gratuite

  • CLEANS FUEL STYSTEM: Hot Shotโ€™s Secret Diesel Extreme is designed to thoroughly clean, lubricate, and safeguard all components of your engine & fuel system, such as valves, pumps, rings, pistons, and upper cylinders.
  • CLEANS FUEL INJECTORS: Designed to eliminate & prevent the buildup of Internal Diesel Injector Deposits (IDIDs), External Diesel Injector Deposits (EDID's), as well as other stubborn varnish and deposits, this will keep your engine running smoothly.
โ‚ฌ18.97 23.99 EUR
Save 21%
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Hot Shot's Secret - Hot Shot's Secret Everyday Diesel Treatment 1 Gallon, 6-in-1 Diesel Additive - Injector Cleaner, Fuel System Cleaner, Fuel Additive Boosts Cetane (HSSEDT01G)
#9
Meilleure offre
NEW
-32%
View Amazon reviews
35.50/100 Prime

Rรฉduction exceptionnelle de 32% โ€ข Livraison Prime gratuite

  • 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.
  • 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.
โ‚ฌ60.89 89.99 EUR
Save 32%
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Conclusion: diesel additives

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Based on our analysis, the #1 product on our list offers the best value with a rating of 0.0/5.
Prices range from 16.97 EUR to 60.89 EUR, offering options for every budget.
This selection is regularly updated to ensure you get the best deals and top-rated products.
We select products based on their Amazon popularity, customer ratings, and value for money.

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Hot Shot's Secret Everyday Diesel Treatment (HSSEDT16ZS) 6-in-1 Diesel Fuel Additive - Treats 400 Gallons, Diesel Injector Cleaner, Diesel Fuel System Cleaner, Diesel Additive Boosts Cetane, 16oz
๐Ÿฅ‡ #1

Hot Shot's Secret Everyday Diesel Treatm...

19.94 EUR
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