10 bestOil Additivesof April 2025
112M consumers helped this year.
1

Archoil AR6500 Diesel Treatment (40.6 oz) - Treats 400 Gallons - Additive for All Diesel Vehicles
Archoil

10.0
2

Archoil Diesel Fuel System Kit - AR6500 Diesel Treatment (40.6oz) + AR6400-D Diesel Fuel System Cleaner…
Archoil

10.0
3

Archoil AR9100 Oil Additive (16oz) for All Vehicles - Powerstroke Cold Starts, Eliminates Injector Problems…
Archoil

9.9
14% off
4

Liqui Moly (20002) Cera Tec Friction Modifier - 300 ml
Liqui Moly

9.7
5

*H/D Oil Stabilizer/4x1/Gallon
Lucas Oil

9.5
Other
5% off
6

Liqui Moly 20004 Hydraulic Lifter Additive
Liqui Moly

9.3
7

Archoil AR6400-D Diesel Fuel System Cleaner (Two Pack) - Cleans Injectors, Turbo & DPF…
Archoil

9.1
8

Liqui Moly 2020 Motor Oil Saver - 300 ml
Liqui Moly

8.8
9

SEA FOAM HIGH MILEAGE 16OZ
Sea Foam

8.5
7% off
10

Gumout 30002 Multi-System Tune-Up, 473ml
Gumout

8.3

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