Top 10 Diesel Engine Fuel Additives
for May 2022

Recommendations are independently chosen by MOOZ’s editors. Purchases you make through our links may earn us a commission.

1
9.9
SCORE
Stanadyne Performance Formula Diesel Fuel Additive - 16 Oz. Case of 12

Stanadyne Performance Formula Diesel Fuel Additive

16 Oz. Case of 12

by Stanadyne
What We like

Reduces Emissions reduces Smoke and Particulates

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Product Features

  • Cetane Improver improves combustion resulting in better engine starting, running and reduced noise
  • 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
  • Restores/Increase Horsepower: detergents clean deposits in the injection system

Reduces wear: lubricity improvers restore lubricity to ultra low sulfur diesel fuels Restores/increase horsepower: detergents clean deposits in the injection system Cetane improver improves combustion resulting in better engine starting, running and reduced noise Reduces fuel consumption tests show an average of 4 percent improvement in mpg and gains up to 9.6 percent

2
9.9
SCORE
zMAX 51-011 - Engine & Fuel Formula Kit - Easy to Use - Reduces Carbon Build-Up & Lubricates Metal Extending Life of Car or Truck - Runs Efficiently, Improving Gas or Diesel Mileage - 12 oz. Each

zMAX 51-011

Engine & Fuel Formula Kit, Easy to Use, Reduces Carbon Build-Up & Lubricates Metal Extending Life of Car or Truck, Runs Efficiently, Improving Gas or Diesel Mileage, 12 oz. Each

by zMax
What We like

TRUSTED BY PROFESSIONALS & DEALERSHIPS: Stock zMAX in your garage to treat your car like a professional. From local repair shop mechanics to major car dealership groups, our formula is road tested and mechanic trusted. zMAX is eco-friendly and USA-Made!

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Product Features

  • FUEL CONDITIONER: Pour zMAX Fuel Formula in the fuel tank to lubricate and maintain a clean fuel injector system. It improves fuel efficiency and performance and conditions the pumps and nozzles reducing carbon residue from the valves or pistons.
  • EXTEND THE LIFE OF YOUR VEHICLE: zMAX Engine & Fuel formulas are simple and easy to use. Micro-lubrication soaks into metal surfaces, which improves lubricity and reduces carbon deposit build-up while boosting performance and protecting vital vehicle parts.
  • REPUTABLE QUALITY AND PERFORMANCE: zMAX is proud to be the Official Micro-lubricant of Speedway Motorsports. Proven and trusted for over 80 years, zMAX helps save money at the pump and extends your engines life.
  • ENGINE EFFICIENCY: Add zMAX Engine Formula to gain efficient combustion resulting in more power. Use the engine treatment at your routine oil change or every 6k miles to reduce engine wear, lower emissions and keep your engine running smoothly.

Engine efficiency: add zMax engine formula to gain efficient combustion resulting in more power. use the engine treatment at your routine oil change or every 6k miles to reduce engine wear, lower emissions and keep your engine running smoothly. Reputable quality and performance: zMax is proud to be the official micro-lubricant of speedway motorsports. proven and trusted for over 80 years, zMax helps save money at the pump and extends your engines life. Extend the life of your vehicle: zMax engine & fuel formulas are simple and easy to use. micro-lubrication soaks into metal surfaces, which improves lubricity and reduces carbon deposit build-up while boosting performance and protecting vital vehicle parts. Fuel conditioner: pour zMax fuel formula in the fuel tank to lubricate and maintain a clean fuel injector system. it improves fuel efficiency and performance and conditions the pumps and nozzles reducing carbon residue from the valves or pistons.

3
9.5
SCORE
Power Service 03080-06 80 Ounce 03080 +Cetane Boost Diesel Kleen Fuel Additive-80 oz

Power Service 03080-06 80 Ounce 03080 +Cetane Boost Diesel Kleen Fuel Additive-80 oz

by Power Service
What We like

Effective in all diesel fuels, including ultra low sulfur diesel, biodiesel and biodiesel blends; will not harm diesel exhaust in engines 2007 and newer

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Product Features

  • Special Shipping Information: This item cannot be returned and has additional shipping restrictions
  • Improves fuel economy up to 8 percent; fuel savings exceed cost of additive
  • Boosts cetane up to 6 numbers; engines run smoother with less power lag and faster cold starts and boosts power; reduces need for downshifting during high-load conditions
  • Contains Slick diesel lubricator for maximum fuel lubrication; protects pumps and injectors from accelerated wear
  • Cleans dirty injectors and prevents injector sticking in all engines, including High Pressure Common Rail systems

Improves fuel economy up to 8 percent; fuel savings exceed cost of additive Boosts cetane up to 6 numbers; engines run smoother with less power lag and faster cold starts and boosts power; reduces need for downshifting during high-load conditions Cleans dirty injectors and prevents injector sticking in all engines, including high pressure common rail systems Special shipping information: this item cannot be returned and has additional shipping restrictions Contains slick diesel lubricator for maximum fuel lubrication; protects pumps and injectors from accelerated wear

4
9.2
SCORE
4 Bottles of Stanadyne 38564 Performance Formula 8 oz Diesel Fuel Additive

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

by Stanadyne
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5
8.8
SCORE
Rev-x DISW1601 Distance + Winter Fuel Additive, 16 oz (Diesel, Treats 400 Gallons)

REV X Rev-x DISW1601 Distance + Winter Fuel Additive

16 oz (Diesel, Treats 400 Gallons)

by Rev-x
What We like

Provides a maximum 12 point cetane boost to restore or increase lost performance and fuel economy.

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Product Features

  • Unmatched Winter Performance to -25F - Helps prevent Diesel Fuel Gelling.
  • Added Lubrication Agents Keeping Both New and Old Fuel Injection Systems Running Smoothly with Reduced Wear.
  • Concentrated - Treats up to 400 Gallons for Unparalleled Cold Start Improvement.
  • Added Detergent Agents Make Sure That the Entire Fuel System Stays Clean for Maximum Performance.

Added lubrication agents keeping both new and old fuel injection systems running smoothly with reduced wear. Unmatched winter performance to -25f - helps prevent diesel fuel gelling. Added detergent agents make sure that the entire fuel system stays clean for maximum performance. Concentrated - treats up to 400 gallons for unparalleled cold start improvement.

6
8.7
SCORE
Red Line 70802 85 Plus Diesel Fuel Additive Treatment - 12 Ounce, (Pack of 12)

Red Line 70802 85 Plus Diesel Fuel Additive Treatment

12 Ounce, (Pack of 12)

by Red Line
What We like

This item is not for sale in Catalina Island

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Product Features

  • Lubricates injectors, pumps, and cylinder walls as well as prevent rusting
  • EPA registered for use in diesel fuels
  • Cleans injectors and high-temperature deposits
  • Improves power and fuel efficiency and works to stabilize fuel

Epa registered for use in diesel fuels Cleans injectors and high-temperature deposits Improves power and fuel efficiency and works to stabilize fuel Lubricates injectors, pumps, and cylinder walls as well as prevent rusting

7
8.7
SCORE
Stanadyne Performance Formula Diesel Fuel Additive 2 Pack of 1/2 Gallon Jugs - Part # 38566

Stanadyne Performance Formula Diesel Fuel Additive 2 Pack of 1/2 Gallon Jugs

Part # 38566

by STANADYNE
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8
8.7
SCORE
Lucas Oil Products 10873-6 Diesel Deep Clean Fuel Additive, 384 fl. oz, 1 Pack

Lucas Oil Products 10873-6 Diesel Deep Clean Fuel Additive

384 fl. oz, 1 Pack

by Lucas Oil Products
What We like

Restores power loss

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Product Features

  • Reduces particulate matter in filters
  • Cleans fuel injectors
  • For best performance, follow the manufacturer's recommendations in your vehicle owners manual.

For best performance, follow the manufacturer's recommendations in your vehicle owners manual. Reduces particulate matter in filters Cleans fuel injectors

9
8.7
SCORE
Power Service Diesel Fuel Supplement +Cetane Boost (32 oz.)

Power Service Diesel Fuel Supplement +Cetane Boost (32 oz.)

by Power Service
What We like

Contains anti-icing additives protects against fuel-filter icing

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Product Features

  • Boosts cetane up to 4 numbers for faster cold starts
  • Lowers Cold-Filter Plugging Point (CFPP) as much as 36F, keeps fuel-filters from plugging with wax
  • Equals the performance of a 50/50 blend of No. 2 and No. 1 diesel fuels
  • Prevents fuel gelling in temperatures as low as -40F.

Lowers cold-filter plugging point (cfpp) as much as 36f, keeps fuel-filters from plugging with wax Prevents fuel gelling in temperatures as low as -40f. Equals the performance of a 50/50 blend of no. 2 and no. 1 diesel fuels Boosts cetane up to 4 numbers for faster cold starts

10
8
SCORE
Red Line 70805 85-Plus Diesel Fuel Additive - 1 Gallon

Red Line 70805 85-Plus Diesel Fuel Additive

1 Gallon

by Red Line
What We like

Provides easier cold starting

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Product Features

  • Improves power and fuel efficiency and works to stabilize fuel
  • Cleans injectors and high-temperature deposits
  • EPA registered for use in diesel fuels
  • Lubricates injectors, pumps, and cylinder walls as well as prevent rusting

Epa registered for use in diesel fuels Improves power and fuel efficiency and works to stabilize fuel Lubricates injectors, pumps, and cylinder walls as well as prevent rusting Cleans injectors and high-temperature deposits

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