10 bestDiesel Engine Fuel Additivesof March 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
9.9
5% off
2
Hot Shot's Secret Everyday Diesel Treatment 16 Ounce Squeeze Bottle (HSSEDT16ZS)
Hot Shot's Secret
9.8
3
Lucas 10013 Fuel Treatment - 1 Gallon
Lucas Oil
9.7
4
Opti-Lube XPD Diesel Fuel Improver: 1 Gallon Without Accessories Treats up to 512 Gallons
Opti-Lube
9.5
5
STANADYNE DIESEL PERFORMANCE FORMULA - 64 OZ.
Stanadyne
9.3
OtherUp to 5% off
STANADYNE Diesel Lubricity Formula - 64 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
Hot Shot's Secret SSFP Signature Series Fuel Pack 32 Ounce 2 Pack, Amber
6
Lucas Oil 10080 Upper Cylinder Lube/Fuel Treatment - 5 Gallon Pail
Lucas Oil
9.0
7
Liqui Moly 2005 Diesel Purge - 500 ml
Liqui Moly
8.7
8
Stanadyne Performance Formula Diesel Fuel Additive case of 24 x 8 oz.
8.4
9
Fuel Treatment/1x1/Quart
Lucas Oil
8.2
5% off
10
Lucas 10020 Fuel Treatment - 5.25 oz
Lucas Oil
7.9
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