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10 Best diesel fuel additives of 2026

Save up to 30% off
  • Best Choice

    1

    Stanadyne Performance Formula Diesel Fuel Additive - 16 Oz. Case of 12
    Stanadyne
    9.8
    Exceptional

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

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  • Value for Money

    2

    Power Service Diesel Kleen + Cetane Boost 64oz Bottle (6 Pack) - Universal Fit, Boosts Cetane Up to 6 Numbers, Cleans Injectors, 10.17536 Liters
    Power Service
    9.6
    Exceptional

    Power Service Diesel Kleen + Cetane Boost 64oz Bottle (6 Pack) - Universal Fit, Boosts Cetane Up to 6 Numbers, Cleans Injectors, 10.17536 Liters

    • manufacturer part number: 3064-06
    • item weight: 26.4 pounds
    • customer reviews:4.8 4.8 out of 5 stars 187 ratings 4.8 out of 5 stars
    • package dimensions: 13.98 x 10.79 x 10.51 inches
    • asin:B09K4HCLRX

  • 3

    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
    Available in: 6 sizes
    9.5
    Excellent

    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

    30% Off

  • 4

    Archoil AR6500 Diesel Treatment (40 oz) Treats 400 Gallons, Diesel Fuel Additive - Lubricity Improver, Injector Cleaner, DPF & Turbo Deposit Control, Cetane Booster
    Archoil
    Available in: 3 sizes
    9.4
    Excellent

    Archoil AR6500 Diesel Treatment (40 oz) Treats 400 Gallons, Diesel Fuel Additive - Lubricity Improver, Injector Cleaner, DPF & Turbo Deposit Control, Cetane Booster

    • manufacturer part number:‎AR6500-40
    • item weight:‎2.9 pounds
    • customer reviews:4.7 4.7 out of 5 stars 2,697 ratings 4.7 out of 5 stars
    • package dimensions:‎11.97 x 7.64 x 3.7 inches
    • asin:B09KS9JMDP

  • 5

    Archoil Diesel Fuel System Kit - AR6400-D (12 oz) + AR6500 (40 oz) - Complete Restoration For All Diesel Engines, Injector Cleaner, Lubricity Improver, DPF & Turbo Deposit Control, Cetane Booster
    Archoil
    9.1
    Excellent

    Archoil Diesel Fuel System Kit - AR6400-D (12 oz) + AR6500 (40 oz) - Complete Restoration For All Diesel Engines, Injector Cleaner, Lubricity Improver, DPF & Turbo Deposit Control, Cetane Booster

    • manufacturer part number: AR-FSK
    • item weight: 3.65 pounds
    • customer reviews:4.6 4.6 out of 5 stars 648 ratings 4.6 out of 5 stars
    • package dimensions: 14.92 x 7.68 x 4.61 inches
    • asin:B087JSLFNC
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  • 6

    Power Service Diesel Kleen +Cetane Boost - 12 Ounce (Pack of 9)
    Power Service
    Available in: 3 sizes
    9.0
    Excellent

    Power Service Diesel Kleen +Cetane Boost - 12 Ounce (Pack of 9)

    • manufacturer part number: 3012-09
    • item weight: 8 pounds
    • customer reviews:4.9 4.9 out of 5 stars 42 ratings 4.9 out of 5 stars
    • package dimensions: 10.6 x 10.2 x 9 inches
    • asin:B09NB49BH4

  • 7

    Opti-Lube XPD All-Season Diesel Fuel Additive - Gallon (1 Gallon (Treats 512 Gallons))
    Opti-Lube
    Available in: 3 sizes
    8.9
    Very Good

    Opti-Lube XPD All-Season Diesel Fuel Additive - Gallon (1 Gallon (Treats 512 Gallons))

    • manufacturer part number: OPT-XPD1-NA
    • item weight: 7.73 pounds
    • customer reviews:4.8 4.8 out of 5 stars 537 ratings 4.8 out of 5 stars
    • package dimensions:N/A
    • asin:B00FOSSQJU

  • 8

    Hot Shot’s Secret LX4 Lubricity Extreme 1 Gallon – Treats 1280 Gallons – Fuel Additive for Gasoline and Diesel Engines, Increases Lubricity, Protects and Extends Fuel System Life
    Hot Shot's Secret
    Available in: 5 styles
    8.6
    Very Good

    Hot Shot’s Secret LX4 Lubricity Extreme 1 Gallon – Treats 1280 Gallons – Fuel Additive for Gasoline and Diesel Engines, Increases Lubricity, Protects and Extends Fuel System Life

    • manufacturer part number: LX401G
    • item weight: 7.92 pounds
    • customer reviews:4.7 4.7 out of 5 stars 767 ratings 4.7 out of 5 stars
    • package dimensions: 10.12 x 6.85 x 4.69 inches
    • asin:B097CHHYBD

  • 9

    Hot Shot’s Secret Diesel Extreme 1 Gallon – Treats 320 Gallons – Concentrated Diesel Fuel Additive, Fuel System Cleaner and Injector Cleaner, Restores Engine Performance
    Hot Shot's Secret
    Available in: 2 sizes
    8.4
    Good

    Hot Shot’s Secret Diesel Extreme 1 Gallon – Treats 320 Gallons – Concentrated Diesel Fuel Additive, Fuel System Cleaner and Injector Cleaner, Restores Engine Performance

    • manufacturer part number: P040401G
    • item weight: 7.74 pounds
    • customer reviews:4.7 4.7 out of 5 stars 4,590 ratings 4.7 out of 5 stars
    • package dimensions:N/A
    • asin:B086DWKK29

  • 10

    Star Tron Enzyme Fuel Treatment – Concentrated Diesel Formula – Stabilizes Fuel and Supports Engine Performance
    STAR BRITE
    Available in: 5 styles
    8.2
    Good

    Star Tron Enzyme Fuel Treatment – Concentrated Diesel Formula – Stabilizes Fuel and Supports Engine Performance

    • manufacturer part number:N/A
    • item weight:N/A
    • customer reviews:4.7 4.7 out of 5 stars 655 ratings 4.7 out of 5 stars
    • package dimensions:N/A
    • asin:B00EZNZDTG

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