Shop Engine Oil Treatment Additives

Sponsored
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$15.24
Slick 50 Original Engine Treatment | 32 Oz., Single
Amazon.com
639
$15.24
Slick 50 Original Engine Treatment | 32 Oz., Single
Amazon.com
639
$24.99
Marvel Mystery Oil 53436 Original Motor Treatment, Add To Fuel & Oil For Superior Cleaning, Removes And Prevents Sludge Build Up And Leaks, Extends
Amazon.com
163
$24.99
Marvel Mystery Oil 53436 Original Motor Treatment, Add To Fuel & Oil For Superior Cleaning, Removes And Prevents Sludge Build Up And Leaks, Extends
Amazon.com
163
$19.49
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive- 16 OZ
D&J Precision Machine
3K+
$19.49
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive- 16 OZ
D&J Precision Machine
3K+
$32.99
Lucas Oil Products Heavy Duty Oil Stabilizer 1-Gallon | Stabilizer Oil Gallon Heavy Duty | 10002
FleetPride
366
$32.99
Lucas Oil Products Heavy Duty Oil Stabilizer 1-Gallon | Stabilizer Oil Gallon Heavy Duty | 10002
FleetPride
366
$17.97
$21.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
1K+
18% off
$17.97
$21.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
1K+
$6.81
STP Oil Additive: Oil Treatment, 15 Fl Oz Container Size Model: 66079-0(8262)
Grainger
252
$6.81
STP Oil Additive: Oil Treatment, 15 Fl Oz Container Size Model: 66079-0(8262)
Grainger
252
$10.99
Seafoam Sea Foam Motor Treatment, Size 16 Oz | Overton's
Overton's
5K+
$10.99
Seafoam Sea Foam Motor Treatment, Size 16 Oz | Overton's
Overton's
5K+
$10.53
Lucas Oil 16Oz Complete Engine Treatment
USA Fleet Supply
$10.53
Lucas Oil 16Oz Complete Engine Treatment
USA Fleet Supply
$9.99
LIQUI MOLY Mos2 Anti-Friction Engine Treatment For All Sliding Surfaces, 2009
Advance Auto Parts
5K+
$9.99
LIQUI MOLY Mos2 Anti-Friction Engine Treatment For All Sliding Surfaces, 2009
Advance Auto Parts
5K+
$16.75
AVBLEND Engine Oil Additive 12 Oz
AircraftSpruce.com
4
$16.75
AVBLEND Engine Oil Additive 12 Oz
AircraftSpruce.com
4
$59.99
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive - 64 OZ
D&J Precision Machine
3K+
$59.99
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive - 64 OZ
D&J Precision Machine
3K+
$7.52
Marvel Mystery Oil Oil Additive: Motor Treatment, 16 Fl Oz Container Size Model: MM12R
Grainger
1K+
$7.52
Marvel Mystery Oil Oil Additive: Motor Treatment, 16 Fl Oz Container Size Model: MM12R
Grainger
1K+
$5.99
STP Oil Treatment 15.73 Oz
Ace Hardware
252
$5.99
STP Oil Treatment 15.73 Oz
Ace Hardware
252
$102.48
Mos2 Anti-Friction Engine Treatment (Case Of 12) - Liqui Moly Lm2009kt
GenRacer
$102.48
Mos2 Anti-Friction Engine Treatment (Case Of 12) - Liqui Moly Lm2009kt
GenRacer
$10.49
STP Synthetic Automotive Oil Treatment - 15 Fl. Oz. Bottle, 18413B
Advance Auto Parts
149
$10.49
STP Synthetic Automotive Oil Treatment - 15 Fl. Oz. Bottle, 18413B
Advance Auto Parts
149
$10.64
Marvel Mystery Oil Oil Additive: Motor Treatment, 32 Fl Oz Container Size Model: MM13R
Grainger
2K+
$10.64
Marvel Mystery Oil Oil Additive: Motor Treatment, 32 Fl Oz Container Size Model: MM13R
Grainger
2K+
$13.99
Sea Foam High Mileage Motor Treatment Fuel And Oil Additive, For Gas Engines Over 75,000 Miles, 16 Oz, HM16
Advance Auto Parts
767
$13.99
Sea Foam High Mileage Motor Treatment Fuel And Oil Additive, For Gas Engines Over 75,000 Miles, 16 Oz, HM16
Advance Auto Parts
767
$19.99
Slick 50 Engine Treatment 15 Oz
Ace Hardware
306
$19.99
Slick 50 Engine Treatment 15 Oz
Ace Hardware
306
$8.92
$10.49
Stp Synthetic Oil Treatment Engine Oil Additive, 15 Fl Oz
Walmart
1
14% off
$8.92
$10.49
Stp Synthetic Oil Treatment Engine Oil Additive, 15 Fl Oz
Walmart
1
$55.99
Marvel Mystery Oil 013R Gas And Oil Additive, 1 Qt, Plastic Bottle
IndustrialSafety.com
2K+
$55.99
Marvel Mystery Oil 013R Gas And Oil Additive, 1 Qt, Plastic Bottle
IndustrialSafety.com
2K+
$7.19
STP Oil Additive, Oil Treatment, Bottle, 15 Fl Oz, Gasoline Engines, Brown, 66079-0(8262)
Zoro.com
3
$7.19
STP Oil Additive, Oil Treatment, Bottle, 15 Fl Oz, Gasoline Engines, Brown, 66079-0(8262)
Zoro.com
3
$15.99
Lucas Oil Products Heavy Duty Oil Stabilizer Oil Stabilizer 32 Oz
Ace Hardware
838
$15.99
Lucas Oil Products Heavy Duty Oil Stabilizer Oil Stabilizer 32 Oz
Ace Hardware
838
$379.99
Cera Tec Engine Oil Additive (Case Of 12) - Liqui Moly
GenRacer
$379.99
Cera Tec Engine Oil Additive (Case Of 12) - Liqui Moly
GenRacer
$16.98
$24.03
Liqui Moly Anti-Friction Engine Treatment Motor Oil, 10.14 Fl Oz
Walmart
7
29% off
$16.98
$24.03
Liqui Moly Anti-Friction Engine Treatment Motor Oil, 10.14 Fl Oz
Walmart
7
$20.91
TKO Engine Oil Treatment 1 Pint
americanvaluesproducts.com
$20.91
TKO Engine Oil Treatment 1 Pint
americanvaluesproducts.com
$10.09
Power Service Diesel Fuel Supplement +Cetane Boost Fuel Additive 26-Ounce | 01026-12
FleetPride
137
$10.09
Power Service Diesel Fuel Supplement +Cetane Boost Fuel Additive 26-Ounce | 01026-12
FleetPride
137
$4.98
$11.98
Stp High Viscosity Oil Treatment (15 Fluid Ounces)
Walmart
24
58% off
$4.98
$11.98
Stp High Viscosity Oil Treatment (15 Fluid Ounces)
Walmart
24
$21.85
Camguard Sml Engine Oil Additive 8Oz
AircraftSpruce.com
$21.85
Camguard Sml Engine Oil Additive 8Oz
AircraftSpruce.com
$7.25
MARVEL MYSTERY OIL MYSTERY OIL Oil Additive, Motor Treatment, 16 Oz, Bio-Diesel Engines/Diesel Engines/Gasoline Engines, MM12R
Zoro.com
$7.25
MARVEL MYSTERY OIL MYSTERY OIL Oil Additive, Motor Treatment, 16 Oz, Bio-Diesel Engines/Diesel Engines/Gasoline Engines, MM12R
Zoro.com
$10.98
Lucas Oil Products 16 Fluid Ounce(S) Engine Treatment | LUCA10016
Lowe's
9
$10.98
Lucas Oil Products 16 Fluid Ounce(S) Engine Treatment | LUCA10016
Lowe's
9
$12.99
Lucas Oil Products Lucas H/D Oil Stabilizer 32 Oz One_Size | LUCA10001
Lowe's
838
$12.99
Lucas Oil Products Lucas H/D Oil Stabilizer 32 Oz One_Size | LUCA10001
Lowe's
838
$23.40
Lucas Oil Oil Stabilizer 051571 Replaces Lucas Oil:10001
Jacks Small Engines
$23.40
Lucas Oil Oil Stabilizer 051571 Replaces Lucas Oil:10001
Jacks Small Engines
$17.70
Camguard Auto Oil Additive 8Oz
AircraftSpruce.com
$17.70
Camguard Auto Oil Additive 8Oz
AircraftSpruce.com
$9.69
RISLONE Concentrated Engine Oil Supplement, 11Oz, 4405
Zoro.com
1K+
$9.69
RISLONE Concentrated Engine Oil Supplement, 11Oz, 4405
Zoro.com
1K+
$50.63
Lucas Oil 128Oz Heavy Duty Oil Stabilizer
USA Fleet Supply
$50.63
Lucas Oil 128Oz Heavy Duty Oil Stabilizer
USA Fleet Supply
$12.04
Lucas Oil Products Heavy Duty Oil Stabilizer Oil Stabilizer 32 Oz
MRO Supreme
838
$12.04
Lucas Oil Products Heavy Duty Oil Stabilizer Oil Stabilizer 32 Oz
MRO Supreme
838
How Oil Additives Work
15:23
How Oil Additives Work
29.8K viewsJul 29, 2018
YouTubeDiamond Nanolube by BestLine Racing
Complete Engine Treatment Demonstration
2:14
Complete Engine Treatment Demonstration
96.9K viewsMar 24, 2017
YouTubeLucas Oil
TriboTex Nanoparticle Engine Oil Additive - Explained
1:26
TriboTex Nanoparticle Engine Oil Additive - Explained
33K viewsFeb 2, 2018
YouTubeTriboTEX
Engine oil additives explained | Car engine oil explained | Castrol U.K.
3:09
Engine oil additives explained | Car engine oil explained | Castrol U.K.
58.9K viewsJul 22, 2021
YouTubeCastrol U.K.
How to use BestLine Racing engine oil treatments
1:19
How to use BestLine Racing engine oil treatments
520 viewsApr 27, 2023
YouTubeBestLine Racing
Testing the Best Motor Oil Additives
19:04
Testing the Best Motor Oil Additives
11.9K viewsAug 18, 2022
YouTubeAgzaga
Oil Additives Actually Cause More Wear to Your Engine, Testing Shows
27:32
Oil Additives Actually Cause More Wear to Your Engine, Testing Shows
May 18, 2024
Motor1.comBrian Silvestro
Which engine oil additive is best?
May 2, 2013
bellperformance.com
1:03
Rislone Tech Minute: Rislone Engine Treatment
122.3K viewsMay 7, 2012
YouTubebarsproducts
7:37
Engine Oil Additives to Improve Engine Life
50.2K viewsJul 11, 2021
YouTubeECS Tuning
Top 6 Best Oil Additives For Older Engines 2024
Feb 1, 2024
petrolgang.com
5:53
Best Oil Additives In 2023 | Top 5 Oil Additives For Your Car
83.6K viewsFeb 27, 2023
YouTubeAutomotiver Point
2:06
STP® Multipurpose Motor Treatment - Extended Version
38.4K viewsFeb 3, 2014
YouTubeoriginalSTP
7:49
Boost Your Engine's Lifespan with These 5 Best Oil Additives
29.7K viewsDec 7, 2023
YouTubeCar Care
19:54
13 Engine Additives That Work (And 5 That’ll Kill Your Car)
905K views8 months ago
YouTubeCar Care Clues
4:00
ENGINE OIL ADDITIVE TEST ON RENAULT DUSTER HYUNDAI CRE…
52.9K viewsNov 15, 2019
YouTubeThe Sportztourer
14:16
3 of the best engine additives and penetrating oil money can buy
86.7K viewsMay 4, 2017
YouTubeClint Hightower
2:33
Engine Oil - Bases, Additives & Composition
49.5K viewsJan 24, 2018
YouTubeAutodata Training
4:18
The BEST ADDITIVES for Your Diesel Engine!
100.6K viewsJul 18, 2021
YouTubeECS Tuning
4:49
6 Best Oil Additives For High Mileage Engines
5.1K viewsNov 15, 2023
YouTubeCar Gadgets
16:45
Best Oil Additive on the Market | Bestline Racing
36.5K viewsMay 21, 2020
YouTubeSnailTrail4x4
Do Engine Oil Additives Work? - AMSOIL Blog
Aug 5, 2020
amsoil.com
5:12
Top 5 Best Oil Additives Review in 2026
16.9K viewsOct 7, 2020
YouTubeAutos Square
6:20
Best Oil & Additive For Diesel Engines
431.5K viewsApr 12, 2018
YouTubeDEBOSS GARAGE
7:23
Best Engine Oil Additives | Top 5 Engine Oil Additive Review
11.2K viewsSep 13, 2023
YouTubeAutomotiver Point
1:08
Stiction Eliminator Engine Oil Additive
39.9K viewsJul 23, 2019
YouTubeHot Shot's Secret
12:58
Best Oil Additive In 2025- Top 10 Oil Additives Review
57.7K viewsFeb 26, 2022
YouTubeAuto Gear
2:16
Engine Additives Buying Guide | Halfords UK
6.3K viewsJan 2, 2020
YouTubeHalfords
2:53
Do Engine Oil Additives Really Work? See how BestLine Diamon…
29.1K viewsMay 29, 2020
YouTubeBestLine Racing - Diamond Nano Lube
See more videos
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Shop Engine Oil Treatment Additives

Sponsored
About our ads
$15.24
Slick 50 Original Engine Treatment | 32 Oz., Single
Amazon.com
639
$15.24
Slick 50 Original Engine Treatment | 32 Oz., Single
Amazon.com
639
$24.99
Marvel Mystery Oil 53436 Original Motor Treatment, Add To Fuel & Oil For Superior Cleaning, Removes And Prevents Sludge Build Up And Leaks, Extends
Amazon.com
163
$24.99
Marvel Mystery Oil 53436 Original Motor Treatment, Add To Fuel & Oil For Superior Cleaning, Removes And Prevents Sludge Build Up And Leaks, Extends
Amazon.com
163
$19.49
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive- 16 OZ
D&J Precision Machine
3K+
$19.49
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive- 16 OZ
D&J Precision Machine
3K+
$32.99
Lucas Oil Products Heavy Duty Oil Stabilizer 1-Gallon | Stabilizer Oil Gallon Heavy Duty | 10002
FleetPride
366
$32.99
Lucas Oil Products Heavy Duty Oil Stabilizer 1-Gallon | Stabilizer Oil Gallon Heavy Duty | 10002
FleetPride
366
$17.97
$21.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
1K+
18% off
$17.97
$21.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
1K+
$6.81
STP Oil Additive: Oil Treatment, 15 Fl Oz Container Size Model: 66079-0(8262)
Grainger
252
$6.81
STP Oil Additive: Oil Treatment, 15 Fl Oz Container Size Model: 66079-0(8262)
Grainger
252
$10.99
Seafoam Sea Foam Motor Treatment, Size 16 Oz | Overton's
Overton's
5K+
$10.99
Seafoam Sea Foam Motor Treatment, Size 16 Oz | Overton's
Overton's
5K+
$10.53
Lucas Oil 16Oz Complete Engine Treatment
USA Fleet Supply
$10.53
Lucas Oil 16Oz Complete Engine Treatment
USA Fleet Supply
$9.99
LIQUI MOLY Mos2 Anti-Friction Engine Treatment For All Sliding Surfaces, 2009
Advance Auto Parts
5K+
$9.99
LIQUI MOLY Mos2 Anti-Friction Engine Treatment For All Sliding Surfaces, 2009
Advance Auto Parts
5K+
$16.75
AVBLEND Engine Oil Additive 12 Oz
AircraftSpruce.com
4
$16.75
AVBLEND Engine Oil Additive 12 Oz
AircraftSpruce.com
4
$59.99
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive - 64 OZ
D&J Precision Machine
3K+
$59.99
Hot Shot's Secret STICTION ELIMINATOR Engine Oil Additive - 64 OZ
D&J Precision Machine
3K+
$7.52
Marvel Mystery Oil Oil Additive: Motor Treatment, 16 Fl Oz Container Size Model: MM12R
Grainger
1K+
$7.52
Marvel Mystery Oil Oil Additive: Motor Treatment, 16 Fl Oz Container Size Model: MM12R
Grainger
1K+
$5.99
STP Oil Treatment 15.73 Oz
Ace Hardware
252
$5.99
STP Oil Treatment 15.73 Oz
Ace Hardware
252
$102.48
Mos2 Anti-Friction Engine Treatment (Case Of 12) - Liqui Moly Lm2009kt
GenRacer
$102.48
Mos2 Anti-Friction Engine Treatment (Case Of 12) - Liqui Moly Lm2009kt
GenRacer
$10.49
STP Synthetic Automotive Oil Treatment - 15 Fl. Oz. Bottle, 18413B
Advance Auto Parts
149
$10.49
STP Synthetic Automotive Oil Treatment - 15 Fl. Oz. Bottle, 18413B
Advance Auto Parts
149
$10.64
Marvel Mystery Oil Oil Additive: Motor Treatment, 32 Fl Oz Container Size Model: MM13R
Grainger
2K+
$10.64
Marvel Mystery Oil Oil Additive: Motor Treatment, 32 Fl Oz Container Size Model: MM13R
Grainger
2K+
$13.99
Sea Foam High Mileage Motor Treatment Fuel And Oil Additive, For Gas Engines Over 75,000 Miles, 16 Oz, HM16
Advance Auto Parts
767
$13.99
Sea Foam High Mileage Motor Treatment Fuel And Oil Additive, For Gas Engines Over 75,000 Miles, 16 Oz, HM16
Advance Auto Parts
767
$19.99
Slick 50 Engine Treatment 15 Oz
Ace Hardware
306
$19.99
Slick 50 Engine Treatment 15 Oz
Ace Hardware
306