10 bestFuel Additivesof July 2025
112M consumers helped this year.
1

Lucas 10013 Fuel Treatment - 1 Gallon
Lucas Oil

10.0
7% off
2

Gumout 30001 All-in-One Fuel System Cleaner 296ml
Gumout

10.0
17% off
3

Chevron Techron High Mileage Fuel System Cleaner, 12 oz, Pack of 6
Chevron

9.8
16% off
4

STA-BIL Fast Fix Small Engine Treatment - Cleans Carbs and Injectors - Fixes Rough Running Engines - Eliminates Water - Treats 10 Gallons, 4 fl. oz. (22303)
STA-BIL

9.6
5

Gumout 29994 Regane High Mileage Complete Fuel System Cleaner, 355mL
Gumout

9.4
Other
11% off
6

Fuel Treatment/1x1/Quart
Lucas Oil

9.1
7

Gumout 29991 Fuel Injector Cleaner, 355mL
Gumout

8.9
8

Royal Purple 11722 Max-Clean Fuel System Cleaner and Stabilizer, 20-Ounce Bottle
Royal Purple

8.6
9

Liqui Moly 2001 Valve Clean - 150 ml, Blue
Liqui Moly

8.4
10% off
10

BG 44K Fuel System Cleaner
BG(0002698761)

8.1

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