10 bestDiesel Engine Fuel Additivesof January 2026
112M consumers helped this year.
8% off
1
Hot Shot's Secret - P040464Z Diesel Extreme Clean and Boost - 64 fl. oz.
Hot Shot's Secret
10.0
2
Stanadyne Performance Formula Diesel Fuel Additive case of 24 x 8 oz.
10.0
3
Lucas 10013 Fuel Treatment - 1 Gallon
Lucas Oil
9.9
6% off
4
Hot Shot's Secret Everyday Diesel Treatment 16 Ounce Squeeze Bottle (HSSEDT16ZS)
Hot Shot's Secret
9.8
5
STANADYNE DIESEL PERFORMANCE FORMULA - 64 OZ.
Stanadyne
9.6
OtherUp to 5% off
Liqui Moly 2005 Diesel Purge - 500 ml
Lucas 10020 Fuel Treatment - 5.25 oz
Liqui Moly (2032) Pro-Line Diesel Cleaner, blue, red, 500ml
Opti-Lube Summer+ Formula Diesel Fuel Additive: 1 Gallon with Accessories (1 Hand Pump & 2- Empty 4oz Bottles) Treats up to 2,560 Gallons
6
Opti-Lube XPD Diesel Fuel Improver: 1 Gallon Without Accessories Treats up to 512 Gallons
Opti-Lube
9.4
24% off
7
Fuel Treatment/1x1/Quart
Lucas Oil
9.1
8
4 Bottles of Stanadyne 38564 Performance Formula 8 oz Diesel Fuel Additive by Stanadyne
Stanadyne
8.8
9
STANADYNE Diesel Lubricity Formula - 64 OZ.
Stanadyne
8.6
10
Lucas Oil 10080 Upper Cylinder Lube/Fuel Treatment - 5 Gallon Pail
Lucas Oil
8.3
Related Reviews You Might Like
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