10 bestFuel Additivesof August 2025
112M consumers helped this year.
6% off
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
3

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

9.9
4

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

9.6
22% off
5

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

9.4
OtherUp to 8% off
6

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

9.2
6% off
7

BG Products 44K Fuel System Cleaner - 3 Pack
B&G

8.9
18% off
8

Fuel Treatment/1x1/Quart
Lucas Oil

8.6
9

STP 78574-12PK Octane Booster - 5.25 fl. oz., (Pack of 12)
STP

8.3
10

Lucas 10020 Fuel Treatment - 5.25 oz
Lucas Oil

8.1

Best Reviews Guide Newsletter
Get exclusive articles, recommendations, shopping tips, and sales alerts
Sign up for our newsletter to receive weekly recommendations about seasonal and trendy products
Thank you for subscribing!
By submitting your email address you agree to our Terms and Conditions and Privacy Policy