Shop New Car Engine Oil Additives

Sponsored
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$117.50
Marvel Mystery Oil Original Motor Treatment, Engine Oil & Fuel Treatment Additive, Cleans And Lubricates Fuel System, Prevents Leaks, Improves Engine
Amazon.com
83
Free shipping
$117.50
Marvel Mystery Oil Original Motor Treatment, Engine Oil & Fuel Treatment Additive, Cleans And Lubricates Fuel System, Prevents Leaks, Improves Engine
Amazon.com
83
$118.69
Tribotex Nano Oil Additive Car Engine Treatment: Add To Engine Lube - Makes High Mileage Cars Like New With A Synthetic Material (Treats One Regular
Amazon.com
1K+
Free shipping
$118.69
Tribotex Nano Oil Additive Car Engine Treatment: Add To Engine Lube - Makes High Mileage Cars Like New With A Synthetic Material (Treats One Regular
Amazon.com
1K+
$49.90
Liquimoly 3721 Engine Oil Additive
Amazon.com
1K+
Free shipping
$49.90
Liquimoly 3721 Engine Oil Additive
Amazon.com
1K+
$35.90
Marvel Mystery Oil Oil Additive, 1Gal, Red, Transparent
Amazon.com
237
Free shipping
$35.90
Marvel Mystery Oil Oil Additive, 1Gal, Red, Transparent
Amazon.com
237
$22.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
977
$22.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
977
$77.54
$114.99
Hot Shots Secret Original Stiction Eliminator 1 Gallon - Treats 64 Quarts Of Oil - Oil Additive For Gas & Diesel Engines, Reduces Wear, Eliminates
Amazon.com
2
Free shipping
32% off
$77.54
$114.99
Hot Shots Secret Original Stiction Eliminator 1 Gallon - Treats 64 Quarts Of Oil - Oil Additive For Gas & Diesel Engines, Reduces Wear, Eliminates
Amazon.com
2
$35.00
$37.30
BG Motor Oil Additive, 3 Pack (313.0 Ml)
Amazon.com
277
Free shipping
$35.00
$37.30
BG Motor Oil Additive, 3 Pack (313.0 Ml)
Amazon.com
277
$15.99
LIQUI MOLY Motor Oil Saver | 300 Ml | Oil Additive | SKU: 2020
Amazon.com
1K+
$15.99
LIQUI MOLY Motor Oil Saver | 300 Ml | Oil Additive | SKU: 2020
Amazon.com
1K+
$14.37
Slick 50 Original Engine Treatment | 32 Oz., Single
Amazon.com
544
$14.37
Slick 50 Original Engine Treatment | 32 Oz., Single
Amazon.com
544
$24.99
Marvel Mystery Oil 53436 Motor Treatment, Engine Oil & Fuel Treatment Additive, Cleans And Lubricates Fuel System, Prevents Leaks, Improves Engine
Amazon.com
28
$24.99
Marvel Mystery Oil 53436 Motor Treatment, Engine Oil & Fuel Treatment Additive, Cleans And Lubricates Fuel System, Prevents Leaks, Improves Engine
Amazon.com
28
$15.48
$17.99
Lucas Oil 10118 High Mileage Oil Stabilizer - 1 Quart
Amazon.com
2K+
13% off
$15.48
$17.99
Lucas Oil 10118 High Mileage Oil Stabilizer - 1 Quart
Amazon.com
2K+
$9.85
Highly Effective Engine Anti-Wear Protectant, Engine Anti-Wear Protection Agent For Car, Car Protection Engine Oil Additives, Agent Noise Reduction
Amazon.com
$9.85
Highly Effective Engine Anti-Wear Protectant, Engine Anti-Wear Protection Agent For Car, Car Protection Engine Oil Additives, Agent Noise Reduction
Amazon.com
$9.99
Engine Oil Additive By Mannol, Oil Treatment For Car Engine, Motor Engine Additive Tin, Motor Doctor 9990, 300Ml
Amazon.com
44
$9.99
Engine Oil Additive By Mannol, Oil Treatment For Car Engine, Motor Engine Additive Tin, Motor Doctor 9990, 300Ml
Amazon.com
44
$109.21
Motorkote MK-HL01G-04 Heavy Duty Hyper Lubricant, 1-Gallon, Single
Amazon.com
2K+
Free shipping
$109.21
Motorkote MK-HL01G-04 Heavy Duty Hyper Lubricant, 1-Gallon, Single
Amazon.com
2K+
$11.99
$12.99
Marvel Mystery Oil 53835 Synthetic Motor Treatment, Removes And Prevents Sludge Build Up And Leaks, Increases Life Of Engine, Extends Oil Change
Amazon.com
34
$11.99
$12.99
Marvel Mystery Oil 53835 Synthetic Motor Treatment, Removes And Prevents Sludge Build Up And Leaks, Increases Life Of Engine, Extends Oil Change
Amazon.com
34
$17.95
Motion Plus Engine Oil Stabilizer - Heavy Duty Oil Stabilizer For Cars & Trucks, Oil Performance Treatment, Lifts Noise & Stop Leak, Motor Safety For
Amazon.com
7
Free shipping
$17.95
Motion Plus Engine Oil Stabilizer - Heavy Duty Oil Stabilizer For Cars & Trucks, Oil Performance Treatment, Lifts Noise & Stop Leak, Motor Safety For
Amazon.com
7
$66.00
Lucas Heavy Duty Oil Stabilizer (1 Qt)-6 Pack
Amazon.com
16
Free shipping
$66.00
Lucas Heavy Duty Oil Stabilizer (1 Qt)-6 Pack
Amazon.com
16
$20.95
COMP Cams 159: COMP Cams Engine Break-In Oil Additive
Summit Racing
255
$20.95
COMP Cams 159: COMP Cams Engine Break-In Oil Additive
Summit Racing
255
$34.99
Lucas Oil 10002 Heavy Duty Oil Stabilizer - 1 Gallon
Amazon.com
8K+
$34.99
Lucas Oil 10002 Heavy Duty Oil Stabilizer - 1 Gallon
Amazon.com
8K+
$14.67
$15.58
Lucas Oil 10063 Engine Break In Oil Additive W/TB Zinc Plus - 16 Ounce
Amazon.com
977
$14.67
$15.58
Lucas Oil 10063 Engine Break In Oil Additive W/TB Zinc Plus - 16 Ounce
Amazon.com
977
$20.91
TKO Engine Oil Treatment 1 Pint
americanvaluesproducts.com
$20.91
TKO Engine Oil Treatment 1 Pint
americanvaluesproducts.com
$17.39
Lucas Oil Engine Break-In Oil Additive | 16 Oz. | 10063
Chaparral Motorsports
1K+
$17.39
Lucas Oil Engine Break-In Oil Additive | 16 Oz. | 10063
Chaparral Motorsports
1K+
$5.99
STP Oil Treatment - High-Viscosity Formula Formulated For High-Mileage Engines, 66079
Advance Auto Parts
116
$5.99
STP Oil Treatment - High-Viscosity Formula Formulated For High-Mileage Engines, 66079
Advance Auto Parts
116
$59.99
Hot Shot's Secret Stiction Eliminator: Engine Restorative +FR3 Nano Lubricant, Oil Additive, 64 Oz, HOTS52387
Advance Auto Parts
3K+
$59.99
Hot Shot's Secret Stiction Eliminator: Engine Restorative +FR3 Nano Lubricant, Oil Additive, 64 Oz, HOTS52387
Advance Auto Parts
3K+
$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+
$10.29
Marvel Mystery Oil MM12R Oil Enhancer & Fuel Treatment (32Oz.), MM13R
Advance Auto Parts
1K+
$10.29
Marvel Mystery Oil MM12R Oil Enhancer & Fuel Treatment (32Oz.), MM13R
Advance Auto Parts
1K+
$12.99
$17.99
Eastwood 4Oz. ZDDP Oil Additive
CJ Pony Parts
27% off
$12.99
$17.99
Eastwood 4Oz. ZDDP Oil Additive
CJ Pony Parts
$20.95
COMP Cams 159 Engine Break-In Oil Additive [12-Ounce]
JEGS High Performance
$20.95
COMP Cams 159 Engine Break-In Oil Additive [12-Ounce]
JEGS High Performance
$34.99
Liqui Moly Cera Tec Engine Oil Additive (300Ml Can) - Lm20002
GenRacer
$34.99
Liqui Moly Cera Tec Engine Oil Additive (300Ml Can) - Lm20002
GenRacer
$50.39
Hot Shot's Secret HSS64Z: Hot Shot's Secret Stiction Eliminator Oil Additive
Summit Racing
4
$50.39
Hot Shot's Secret HSS64Z: Hot Shot's Secret Stiction Eliminator Oil Additive
Summit Racing
4
$16.79
Red Line Oil Engine Break-In Additive 16Oz.
JEGS High Performance
$16.79
Red Line Oil Engine Break-In Additive 16Oz.
JEGS High Performance
$6.58
Marvel Mystery Oil - Oil Enhancer And Fuel Treatment, 32 Oz.
Walmart
184
$6.58
Marvel Mystery Oil - Oil Enhancer And Fuel Treatment, 32 Oz.
Walmart
184
$69.99
Tribotex Small Oil Additive Engine Treatment: Add To Engine Oil Makes High New. Tribotex. Fuel Additives & Treatments. 0856221006013.
eBay
Free shipping
$69.99
Tribotex Small Oil Additive Engine Treatment: Add To Engine Oil Makes High New. Tribotex. Fuel Additives & Treatments. 0856221006013.
eBay
Free shipping
$27.89
$30.99
BMW E46 325Ci M54 2.5L - Liqui-Moly Liqui Moly Ceratec Oil Additive: Using A Combination Of Ceramic Compounds, This Oil Additive Reduces Friction ...
Turner Motorsport
10% off
$27.89
$30.99
BMW E46 325Ci M54 2.5L - Liqui-Moly Liqui Moly Ceratec Oil Additive: Using A Combination Of Ceramic Compounds, This Oil Additive Reduces Friction ...
Turner Motorsport
$16.79
Red Line Engine Break-In Additive, 16 Ounce Bottle
Pegasus Auto Racing Supplies
$16.79
Red Line Engine Break-In Additive, 16 Ounce Bottle
Pegasus Auto Racing Supplies
$54.59
Lucas Oil 10039: Lucas Oil Engine Oil Additives
Tattootraveler Store C
$54.59
Lucas Oil 10039: Lucas Oil Engine Oil Additives
Tattootraveler Store C
8 Best Oil Stop Leak Additives of 2025 - Mechanic Base
8 Best Oil Stop Leak Additives of 2025 - Mechanic Base
Jan 19, 2022
mechanicbase.com
These Are the Top-Rated Synthetic Oils for Protecting Your Engine
These Are the Top-Rated Synthetic Oils for Protecting Your Engine
May 5, 2022
caranddriver.com
BG -MOA - Motor Oil Additive
14:41
BG -MOA - Motor Oil Additive
44K viewsDec 15, 2017
YouTubeHOMEGUY4X4
How Oil Additives Work
15:23
How Oil Additives Work
29.8K viewsJul 29, 2018
YouTubeDiamond Nanolube by BestLine Racing
The Truth About Lucas Fuel Additive
5:24
The Truth About Lucas Fuel Additive
1.4M viewsAug 16, 2019
YouTubeScotty Kilmer
The Truth About Seafoam Fuel Additive
5:12
The Truth About Seafoam Fuel Additive
1.9M viewsJan 26, 2019
YouTubeScotty Kilmer
DO NOT USE High Mileage Oil?
6:34
DO NOT USE High Mileage Oil?
2.1M viewsJun 17, 2021
YouTubeNATES INTERACTIVE AUTO
Engine Oil - Bases, Additives & Composition
2:33
Engine Oil - Bases, Additives & Composition
49.6K viewsJan 24, 2018
YouTubeAutodata Training
Engine Oil Additives to Improve Engine Life
7:37
Engine Oil Additives to Improve Engine Life
53K viewsJul 11, 2021
YouTubeECS Tuning
Never Use Seafoam Fuel Additive in Your Car
10:18
Never Use Seafoam Fuel Additive in Your Car
352.3K viewsJul 17, 2020
YouTubeScotty Kilmer
The Truth About Stabil Fuel Additive for Your Car
5:14
The Truth About Stabil Fuel Additive for Your Car
289.6K viewsDec 9, 2018
YouTubeScotty Kilmer
The Best Engine Oil for Your Car
10:08
The Best Engine Oil for Your Car
205.2K viewsMar 29, 2020
YouTubeScotty Kilmer
Engine Additives Buying Guide | Halfords UK
2:16
Engine Additives Buying Guide | Halfords UK
6.4K viewsJan 2, 2020
YouTubeHalfords
The Truth About Marvel Mystery Oil for Your Car
5:20
The Truth About Marvel Mystery Oil for Your Car
1.3M viewsOct 21, 2018
YouTubeScotty Kilmer
Top 5 Best Oil Additives Review in 2026
5:12
Top 5 Best Oil Additives Review in 2026
17K viewsOct 7, 2020
YouTubeAutos Square
The BEST ADDITIVES for Your Diesel Engine!
4:18
The BEST ADDITIVES for Your Diesel Engine!
102.1K viewsJul 18, 2021
YouTubeECS Tuning
sTp oil treatment safe for your engine?
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sTp oil treatment safe for your engine?
165.9K viewsMay 3, 2020
YouTubeNATES INTERACTIVE AUTO
✅Gasoline Additives: Best Gasoline Additives (Buying Guide)
12:07
✅Gasoline Additives: Best Gasoline Additives (Buying Guide)
10.5K viewsApr 16, 2019
YouTubeReview Tube
High Performance Engines and Motor Oil with Zinc
1:36
High Performance Engines and Motor Oil with Zinc
27.4K viewsAug 5, 2015
YouTubePennzoil
Top 6 Best Oil Stop Leak Additives Review In 2026
8:12
Top 6 Best Oil Stop Leak Additives Review In 2026
221.2K viewsApr 15, 2021
YouTubeReview Infinite
Does Restore Work? Will it Improve Engine Cylinder Compression?
8:26
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1.4M viewsJul 13, 2017
YouTubeProject Farm
How to Fix a Car Engine that Burns Oil for 10 Bucks
3:27
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5.6M viewsOct 7, 2014
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Lucas Engine Oil STOP leak does it actually work?
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YouTubeNATES INTERACTIVE AUTO
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6:47
I Tried the New Amazon Engine Oil, Here’s What Happened
2M viewsJan 21, 2019
YouTubeScotty Kilmer
Stacey David explains the importance of diesel fuel additives
1:08
Stacey David explains the importance of diesel fuel additives
167.1K viewsSep 11, 2018
YouTubeHot Shot's Secret
How Fuel Additives Work: An ASE-Certified Mechanic Explains The Science Behind Fuel Additives
2:20
How Fuel Additives Work: An ASE-Certified Mechanic Explains The Science Behind Fuel Additives
28.8K viewsAug 20, 2019
YouTubeTechron
I can't believe what Lucas Oil Stabilizer did for My Engine!
4:33
I can't believe what Lucas Oil Stabilizer did for My Engine!
2.1M viewsJun 2, 2021
YouTubeNATES INTERACTIVE AUTO
Stop Using This Type of Engine Oil Right Now
10:23
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LIQUI MOLY Additives Explained - (Engine Flush, Injection Cleaner, Cera Tec, Valve Clean, and More!)
13:45
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1.1M viewsNov 26, 2019
YouTubeFCP Euro
Best Oil Additive: Lucas Oil vs Slick 50 vs Duralube vs Zmax vs Petron Plus vs STP
10:35
Best Oil Additive: Lucas Oil vs Slick 50 vs Duralube vs Zmax vs Petron Plus vs STP
161K viewsMay 31, 2017
YouTubeLimited Friction
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Shop New Car Engine Oil Additives

Sponsored
About our ads
$117.50
Marvel Mystery Oil Original Motor Treatment, Engine Oil & Fuel Treatment Additive, Cleans And Lubricates Fuel System, Prevents Leaks, Improves Engine
Amazon.com
83
Free shipping
$117.50
Marvel Mystery Oil Original Motor Treatment, Engine Oil & Fuel Treatment Additive, Cleans And Lubricates Fuel System, Prevents Leaks, Improves Engine
Amazon.com
83
$118.69
Tribotex Nano Oil Additive Car Engine Treatment: Add To Engine Lube - Makes High Mileage Cars Like New With A Synthetic Material (Treats One Regular
Amazon.com
1K+
Free shipping
$118.69
Tribotex Nano Oil Additive Car Engine Treatment: Add To Engine Lube - Makes High Mileage Cars Like New With A Synthetic Material (Treats One Regular
Amazon.com
1K+
$49.90
Liquimoly 3721 Engine Oil Additive
Amazon.com
1K+
Free shipping
$49.90
Liquimoly 3721 Engine Oil Additive
Amazon.com
1K+
$35.90
Marvel Mystery Oil Oil Additive, 1Gal, Red, Transparent
Amazon.com
237
Free shipping
$35.90
Marvel Mystery Oil Oil Additive, 1Gal, Red, Transparent
Amazon.com
237
$22.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
977
$22.99
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
Amazon.com
977
$77.54
$114.99
Hot Shots Secret Original Stiction Eliminator 1 Gallon - Treats 64 Quarts Of Oil - Oil Additive For Gas & Diesel Engines, Reduces Wear, Eliminates
Amazon.com
2
Free shipping
32% off
$77.54
$114.99
Hot Shots Secret Original Stiction Eliminator 1 Gallon - Treats 64 Quarts Of Oil - Oil Additive For Gas & Diesel Engines, Reduces Wear, Eliminates
Amazon.com
2
$35.00
$37.30
BG Motor Oil Additive, 3 Pack (313.0 Ml)
Amazon.com
277
Free shipping
$35.00
$37.30
BG Motor Oil Additive, 3 Pack (313.0 Ml)
Amazon.com
277
$15.99
LIQUI MOLY Motor Oil Saver | 300 Ml | Oil Additive | SKU: 2020
Amazon.com
1K+
$15.99
LIQUI MOLY Motor Oil Saver | 300 Ml | Oil Additive | SKU: 2020
Amazon.com
1K+
$14.37
Slick 50 Original Engine Treatment | 32 Oz., Single
Amazon.com
544
$14.37
Slick 50 Original Engine Treatment | 32 Oz., Single
Amazon.com
544
$24.99
Marvel Mystery Oil 53436 Motor Treatment, Engine Oil & Fuel Treatment Additive, Cleans And Lubricates Fuel System, Prevents Leaks, Improves Engine
Amazon.com
28
$24.99
Marvel Mystery Oil 53436 Motor Treatment, Engine Oil & Fuel Treatment Additive, Cleans And Lubricates Fuel System, Prevents Leaks, Improves Engine
Amazon.com
28
$15.48
$17.99
Lucas Oil 10118 High Mileage Oil Stabilizer - 1 Quart
Amazon.com
2K+
13% off
$15.48
$17.99
Lucas Oil 10118 High Mileage Oil Stabilizer - 1 Quart
Amazon.com
2K+
$9.85
Highly Effective Engine Anti-Wear Protectant, Engine Anti-Wear Protection Agent For Car, Car Protection Engine Oil Additives, Agent Noise Reduction
Amazon.com
$9.85
Highly Effective Engine Anti-Wear Protectant, Engine Anti-Wear Protection Agent For Car, Car Protection Engine Oil Additives, Agent Noise Reduction
Amazon.com
$9.99
Engine Oil Additive By Mannol, Oil Treatment For Car Engine, Motor Engine Additive Tin, Motor Doctor 9990, 300Ml
Amazon.com
44
$9.99
Engine Oil Additive By Mannol, Oil Treatment For Car Engine, Motor Engine Additive Tin, Motor Doctor 9990, 300Ml
Amazon.com
44
$109.21
Motorkote MK-HL01G-04 Heavy Duty Hyper Lubricant, 1-Gallon, Single
Amazon.com
2K+
Free shipping
$109.21
Motorkote MK-HL01G-04 Heavy Duty Hyper Lubricant, 1-Gallon, Single
Amazon.com
2K+
$11.99
$12.99
Marvel Mystery Oil 53835 Synthetic Motor Treatment, Removes And Prevents Sludge Build Up And Leaks, Increases Life Of Engine, Extends Oil Change
Amazon.com
34
$11.99
$12.99
Marvel Mystery Oil 53835 Synthetic Motor Treatment, Removes And Prevents Sludge Build Up And Leaks, Increases Life Of Engine, Extends Oil Change
Amazon.com
34
$17.95
Motion Plus Engine Oil Stabilizer - Heavy Duty Oil Stabilizer For Cars & Trucks, Oil Performance Treatment, Lifts Noise & Stop Leak, Motor Safety For
Amazon.com
7
Free shipping
$17.95
Motion Plus Engine Oil Stabilizer - Heavy Duty Oil Stabilizer For Cars & Trucks, Oil Performance Treatment, Lifts Noise & Stop Leak, Motor Safety For
Amazon.com
7
$66.00
Lucas Heavy Duty Oil Stabilizer (1 Qt)-6 Pack
Amazon.com
16
Free shipping
$66.00
Lucas Heavy Duty Oil Stabilizer (1 Qt)-6 Pack
Amazon.com
16
$20.95
COMP Cams 159: COMP Cams Engine Break-In Oil Additive
Summit Racing
255
$20.95
COMP Cams 159: COMP Cams Engine Break-In Oil Additive
Summit Racing
255