Are you looking for the Top 10 best oil additives? Well, just grab a cup of coffee and read on! We are huge fans of best oil additives and have done our comprehensive research here.
In Hurry? Checkout Our Top Pick Of Best Oil Additives.
Our Top Pick

9.7/10 our score
Best Oil Additives
Rank | Product Name | Score |
---|---|---|
1 ![]() |
Liqui Moly Anti-Friction |
9. 7 |
2 ![]() |
Archoil AR9100 Friction Modifier |
9. 5 |
3 ![]() |
Marvel Mystery MM13R |
9. 1 |
4 ![]() |
BestLine Lubricants Engine Treatment |
8. 8 |
5 ![]() |
Rev-X Stiction Fix |
8. 6 |
6 ![]() |
BG MOA Supplement |
8. 2 |
7 ![]() |
Lucas 10131 Stabilizer |
8. 0 |
8 ![]() |
zMax 51-212 |
7 .7 |
9 ![]() |
Rislone Supplement Concentrate |
7. 4 |
10 ![]() |
Red Line 81403 Break-in |
7. 2 |
1. Liqui Moly Anti-Friction

9.7/10 our score
- Make sure this fits by entering your model number.
- Motor oil additive - Liqui Moly MoS2 anti-friction (300 ml. Can)
- Forms High load-bearing film of lubricant on all friction surfaces
- You will be surprised at how much better your engine sounds and how controlled it will be even at very high RPM
2. Archoil AR9100 Friction Modifier

9.5/10 our score
- Make sure this fits by entering your model number.
- 16oz AR9100 Friction Modifier- Treats one PowerStroke
- Fixes 6.0 and 7.3L PowerStroke Cold Start Injector Problems.
- For gasoline and diesel engines, gearboxes, hydraulics, differentials and power steering systems.
- Reduces wear and extends component life
- Reduces engine noise, vibration, and friction heat.
3. Marvel Mystery MM13R

9.1/10 our score
- Make sure this fits by entering your model number.
- Helps improve fuel economy
- Cleans and lubricates fuel injectors and carburetors
- Reduces and prevents varnish and gum build-up
- Prevents valve sticking and clatter
- Prevents oil breakdown caused by extreme temperatures
4. BestLine Lubricants Engine Treatment

8.8/10 our score
- Make sure this fits by entering your model number.
- LONG LASTING ENGINE: BestLine uses its revolutionary formula to provide your vehicle with maximum engine life protection, proven to increase the life of your engine by 80%!
- VISIBLE BENEFITS: This engine treatment reduces the likelihood of low-speed, pre-ignition, reduces friction for improved fuel mileage, and offers protection against engine wear.
- 100% PURE SYNTHETIC: BestLine’s superior lubricant has been formulated with a 20 weight full-synthetic base oil, designed specifically for longer drain intervals.
- UNIVERSALLY COMPATIBLE: This product can be used on a variety of new or old automobiles. BestLine is compatible with all types of motor oil and can be used in gas or diesel engines.
- TRUST BESTLINE: Our product is unique in that it is the only engine treatment with 52 worldwide patents. If you are not satisfied with BestLine, we offer a 100% money back guarantee.
5. Rev-X Stiction Fix

8.6/10 our score
- Make sure this fits by entering your model number.
- Two 4 fl. oz. bottles of REV X High Performance Oil Additive in our stiction fix retail box. Will treat up to 12 quarts of oil.
- Quiets engine noise while cleaning harmful deposits, varnish and sludge in all engines. Reduces friction by creating a microscopic friction reduction layer on all treated components to reach areas standard oils can not.
- Removes stiction, common in HEUI Injectors, without using harmful and dangerous chemical strippers.
- Extends the service life of all synthetic, semi-synthetic, and mineral based oils providing a reduction of wear of all treated engine components.
- Greatly improves or eliminates cold start issues in all diesel engines.
6. BG MOA Supplement

8.2/10 our score
- Make sure this fits by entering your model number.
- BG MOA is the number one engine oil supplement! In a recent survey, dealers chose BG MOA 6 to 1 over the next aftermarket supplier.
7. Lucas 10131 Stabilizer

8/10 our score
- Make sure this fits by entering your model number.
- High quality construction and durability
- High quality construction and durability
- Top quality products to enhance the style, comfort and functionality of your vehicle
8. zMax 51-212

7.7/10 our score
- Make sure this fits by entering your model number.
- Increased gas mileage
- Reduced wear on vital parts
- Improved performance
- Extends engine life
- Reduced emissions
9. Rislone Supplement Concentrate

7.4/10 our score
- Make sure this fits by entering your model number.
- Prevents camshaft wear
- Reduces piston scuffing
- Increases engine life
10. Red Line 81403 Break-in

7.2/10 our score
- Make sure this fits by entering your model number.
- These Products On Exceptionally High Order Fulfillment Rates, Breadth Of Available Products
- These Are Complete Line Of Heavy-Duty Shop Products
- Through Creativity, Productivity And Innovation - This Brand Continues To Develop The Finest Automotive Accessories