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5 Best Fuel Additives of 2025

Last Updated - 2025/10/04

1
Best Choice
11% 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.

Archoil
11% Off

Archoil AR6500 Diesel Treatment (Two Pack) - Treats 800 Gallons - Additive for All Diesel Vehicles

Archoil

CA$114.90

CA$129.90
(11% Off)

More Details
Main highlights
- Incorporates Archoil's proven combustion modifier technology and a strong cetane boost to increase power and response
- Includes (2) x AR6500 Diesel Treatment - Treats up to 800 gallons
- Formulated to address issues with modern diesel fuels
- Cleans, lubricates and protects your fuel system (including HPCR systems)
CA$114.90
CA$129.90 (11% Off)
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.

Liqui Moly

Liqui Moly Jectron Gasoline Fuel Injection Cleaner- 6pk

Liqui Moly

CA$79.97

More Details
Main highlights
CA$79.97
3

✖
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.

Lucas Oil

Lucas 10013 Fuel Treatment - 1 Gallon

Lucas Oil

CA$52.99

More Details
Main highlights
- *Fuel Treatment/4x1/Gallon
- *Fuel Treatment/4x1/Gallon
- *Fuel Treatment/4x1/Gallon
- *Fuel Treatment/4x1/Gallon
- *Fuel Treatment/4x1/Gallon
CA$52.99
4
Best Value

✖
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.

Red Line

Red Line 60103 Complete SI-1 Fuel System Cleaner, 15 Ounce, 2 Bottles

Red Line

CA$56.95

More Details
Main highlights
- Use one bottle per tank for most effective treatment of neglected vehicle
- Safe for continual use
- Reduces need for octane by up to two points
- Contains synthetic upper cylinder lubricant
- Cleans to nearly 100 percent efficiency in one treatment
CA$56.95
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.

Lucas Oil

Fuel Treatment/1x1/Quart

Lucas Oil

CA$28.95

More Details
Main highlights
- Fuel Treatment/1x1/Quart
CA$28.95

5 Best Fuel Additives of 2025

Archoil AR6500 Diesel Treatment (Two Pack) - Treats 800 Gallons - Additive for All Diesel Vehicles

Liqui Moly Jectron Gasoline Fuel Injection Cleaner- 6pk

Lucas 10013 Fuel Treatment - 1 Gallon

Red Line 60103 Complete SI-1 Fuel System Cleaner, 15 Ounce, 2 Bottles

Fuel Treatment/1x1/Quart

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