20 Best Oil Additives [2024]

Are you looking for the best oil additives? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling oil additives.

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# Preview Product
1 Liqui Moly 2009 Anti-Friction Oil Treatment - 300 ml Liqui Moly 2009 Anti-Friction Oil Treatment - 300 ml
2 Liqui Moly (20002) Cera Tec Friction Modifier - 300 ml Liqui Moly (20002) Cera Tec Friction Modifier - 300 ml
3 Rislone 4405 Engine Oil Supplement Concentrate with Zinc Treatment - 11 oz, Yellow Rislone 4405 Engine Oil Supplement Concentrate with Zinc Treatment - 11 oz, Yellow
4 Lucas Oil 10001 Heavy Duty Oil Stabilizer - 1 Quart Lucas Oil 10001 Heavy Duty Oil Stabilizer - 1 Quart
5 Bar's Leaks Oil Seal Engine Oil Burning and Leak Repair Bar's Leaks Oil Seal Engine Oil Burning and Leak Repair
6 REV X ZDDP Oil Additive - Zinc & Phosphorus REV X ZDDP Oil Additive - Zinc & Phosphorus
7 Lucas Oil 10063 Engine Break in Oil Additive - TB Zinc Plus, 16 Ounce, Multi-Colored (LUC10063) Lucas Oil 10063 Engine Break in Oil Additive - TB Zinc Plus, 16 Ounce, Multi-Colored (LUC10063)
8 High Mileage Oil Stabilizer High Mileage Oil Stabilizer
9 BG Advanced Formula MOA 115 BG Advanced Formula MOA 115
10 BG MOA Motor Oil Additive 11oz (3 Pack) BG MOA Motor Oil Additive 11oz (3 Pack)
11 COMP Cams 159 Engine Break-In Oil Additive, 12 oz. Bottle COMP Cams 159 Engine Break-In Oil Additive, 12 oz. Bottle
12 BestLine Racing Diamond Nano-Lube Engine Oil Treatment (12 ounce) BestLine Racing Diamond Nano-Lube Engine Oil Treatment (12 ounce)
13 REV X Stiction Fix Oil Treatment - Two 4 fl. oz. Bottles REV X Stiction Fix Oil Treatment - Two 4 fl. oz. Bottles
14 Liqui Moly 2009 Anti-Friction Oil Treatment -pk6 Liqui Moly 2009 Anti-Friction Oil Treatment -pk6
15 ComStar Super Heat, 8-in-1 Fuel Oil Treatment, Controls Waxing & Jelling, Melts Ice, Lowers Pour... ComStar Super Heat, 8-in-1 Fuel Oil Treatment, Controls Waxing & Jelling, Melts Ice, Lowers Pour...
16 REV X ZDDP Oil Additive - Zinc & Phosphorus (5 Pack) REV X ZDDP Oil Additive - Zinc & Phosphorus (5 Pack)
17 Prolong Super Lubricants PSL11000 Engine Treatment - 12 oz. , White Prolong Super Lubricants PSL11000 Engine Treatment - 12 oz. , White
18 ZDDPPlus ZDDP Engine Oil Additive Zinc & Phosphorus 2 Bottles ZDDPPlus ZDDP Engine Oil Additive Zinc & Phosphorus 2 Bottles
19 CamGuard Oil Additive (Aircraft) CamGuard Oil Additive (Aircraft)
20 2 - Pack Bg MOA Motor Oil Additive (2) 11oz. Cans 2 - Pack Bg MOA Motor Oil Additive (2) 11oz. Cans
SaleBestseller No. 1
Liqui Moly 2009 Anti-Friction Oil Treatment - 300 ml
  • 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
  • Flash point: 181.0 degrees_celsius
SaleBestseller No. 2
Liqui Moly (20002) Cera Tec Friction Modifier - 300 ml
  • Mixable with all commercially available motor oils
  • Stable even under high thermal and dynamic permanent loads
  • No deposits and absolutely compatible with all commonly used filter systems
  • Resists extremely high and low temperatures
SaleBestseller No. 3
Rislone 4405 Engine Oil Supplement Concentrate with Zinc Treatment - 11 oz, Yellow
  • Prevents Camshaft Wear
  • Reduces Piston Scuffing
  • Increases Engine Life
  • Makes Newer Oils Work In Older Engines
Bestseller No. 4
Lucas Oil 10001 Heavy Duty Oil Stabilizer - 1 Quart
  • Extends oil and engine life
  • Virtually eliminates dry starts and excessive wear
  • Raises Oil Pressure
  • Will not sludge or varnish
  • Lowers engine temperature
Bestseller No. 5
Bar's Leaks Oil Seal Engine Oil Burning and Leak Repair
  • This Premium Quality Synthetic Blend Works With All Types Of Motor/Engine Oil Including Regular Petroleum, High Mileage, Synthetic Blends And Fully...
  • Works In All Gasoline And Diesel Engines Including Turbocharged, Eco Boost, Hybrid And Even Racing Engines, Including 3, 4, 5, 6, 8 And 10 Cylinder...
  • Can Also Be Used In Heavy-Duty Applications As Well As Tractors, Boats, Rv'S, Motorcycles (Including Wet Clutch), Atv'S, Lawn Equipment
  • In Most Cases The Oil Leak Issue Will Be Repaired With A Single Dosage. However, For Best Results And To Prevent The Problems From Reoccurring, Use...
SaleBestseller No. 6
REV X ZDDP Oil Additive - Zinc & Phosphorus
  • Creates an anti-wear layer at friction points to prevent metal-to-metal contact and eliminate wear.
  • Engine break-in where the new camshaft and lifters need extra protection, and ZDDP is perfect for that.
  • Mandatory for all flat tappet engines.
  • Works in both synthetic and standard mineral-based oils.
  • Two fluid ounces mixed with 6 quarts of oil create a ratio of 3000 – 3200 parts per million (ppm).
Bestseller No. 7
Lucas Oil 10063 Engine Break in Oil Additive - TB Zinc Plus, 16 Ounce, Multi-Colored (LUC10063)
  • Affordable Solutions
  • Not designed for passenger car use
  • Exclusive blend of extreme pressure additives
  • Excellent for flat tappet camshafts or as an additive
SaleBestseller No. 8
High Mileage Oil Stabilizer
  • Package Dimensions: 28.956 H x 8.128 L x 8.382 W (centimetres)
  • Package Weight: 0.93 kilograms
  • Country of Origin : United States
  • Fit type: Universal Fit
Bestseller No. 9
BG Advanced Formula MOA 115
  • Extends engine life
  • Reduces wear
  • Prevents sludge and varnish
  • Prevents excessive oil consumption
  • Keeps piston rings from sticking
Bestseller No. 10
BG MOA Motor Oil Additive 11oz (3 Pack)
  • BG MOA fortifies all qualities of engine oil, providing superior, long-lasting engine protection and maintain peak engine performance.
  • It prevents engine oil oxidation and thickening under even the most intense driving conditions
  • Extends engine life
  • Reduces wear
  • Prevents sludge and varnish
SaleBestseller No. 11
COMP Cams 159 Engine Break-In Oil Additive, 12 oz. Bottle
  • Improves surface mating of rotating assembly, rod journals, piston rings, valve guides, cam and lifters, etc.
  • Protects all internal engine components, including flat tappet and roller valve trains
  • Proprietary additive package includes optimum amounts of ZDDP (Zinc and Phosphorus), Molybdenum and detergents
  • Requires no additives or supplements for maximum protection
  • Fully compatible with gasoline, methanol and high octane race fuel
Bestseller No. 12
BestLine Racing Diamond Nano-Lube Engine Oil Treatment (12 ounce)
  • Reduces friction by approximately 60% compared to conventional engines, by forming an ultra-low friction film on top of the Diamond Nano-coating.
  • Use for any type of vehicle from go carts to commercial trucks and everything in between.
  • More Concentrated High-Pressure Formula
  • Use One Bottle for Every 5 quarts of oil
  • Extreme Heat Resistance and Boundary Layer Protection
Bestseller No. 13
REV X Stiction Fix Oil Treatment - Two 4 fl. oz. Bottles
  • 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...
  • 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.
SaleBestseller No. 14
Liqui Moly 2009 Anti-Friction Oil Treatment -pk6
  • Substantially reduces wear & extends engine life
  • Less heat, smooth running, reduced fuel consumption
  • Enhances the life of engine oil and oil treatments
  • Perfected for engines used in high load applications like extended towing and full throttle driving conditions
Bestseller No. 15
ComStar Super Heat, 8-in-1 Fuel Oil Treatment, Controls Waxing & Jelling, Melts Ice, Lowers Pour...
  • ComStar’s Super Heat has been the choice of professionals for over 45 years. Only Super Heat provides 8 treatments in 1. Super Heat melts ice,...
  • Fuel oil treatments provide many benefits for homeowners. Over time, build-up from carbon, water, and other impurities is nearly inevitable for home...
  • Water commonly finds its way into fuel tanks as well. When untreated, this can result in rust. Super Heat will prevent rust from building up, which...
  • For homes located in areas with harsh winters, jelling is bound to happen. Apply Super Heat to prevent fuel from crystallizing to clog and damage the...
  • Use Super Heat regularly to help eliminate all problems relating to cold weather, combustion efficiency, and carbon build-up with just one product....
Bestseller No. 16
REV X ZDDP Oil Additive - Zinc & Phosphorus (5 Pack)
  • Creates an anti-wear layer at friction points to prevent metal-to-metal contact and eliminate wear.
  • Engine break-in where the new camshaft and lifters need extra protection, and ZDDP is perfect for that.
  • Mandatory for all flat tappet engines.
  • Works in both synthetic and standard mineral-based oils.
  • Two fluid ounces mixed with 6 quarts of oil create a ratio of 3000 – 3200 parts per million (ppm).
Bestseller No. 17
Prolong Super Lubricants PSL11000 Engine Treatment - 12 oz. , White
  • Includes a Formula with Anti-Friction Metal Treatment Technology
  • Features Engineering Designed to Treat Metal Surfaces of Both Gasoline and Diesel Fueled Engines
  • Offers Molecules that Interact with Metal Surfaces and Chemically Bond to Create a Protective Layer that Reduces Damaging Friction and Heat
  • Offers to Protect the Engine Even when the Motor Oil is Not Yet Fully Circulating
  • Features a Formula Containing No Solid Particles Such as PTFE Resins, 'Molys', Zinc, Copper, or Graphite
Bestseller No. 18
ZDDPPlus ZDDP Engine Oil Additive Zinc & Phosphorus 2 Bottles
  • PROTECT YOUR ENGINE - Older cars with flat tapped lifters-cam need the added zinc for protection
  • EASY TO USE - Simply empty entire 4oz contents of the bottle to a 4 to 6 quart oil change.
  • PREVENT METAL ON METAL CONTACT - ZDDPlus alters characteristics to prevent metal on metal contact
  • FOR USE ON PRE 1989 AND HIGH PERFORMANCE ENGINES
  • COMPATIBLE WITH SYNTHETIC AND CONVENTIONAL MOTOR OILS
Bestseller No. 19
CamGuard Oil Additive (Aircraft)
  • CamGuard Aviation is a blend of high performance additives that fortify piston aircraft oils to provide the utmost in engine protection. Because of...
  • CamGuard Aviation addresses the complex interrelated problems of corrosion, deposits and wear in air-cooled piston aircraft engines.
  • CamGuard Aviation contains powerful multi-metal corrosion inhibitors that prevent rust and corrosion in infrequently used engines. Infrequent engine...
  • CamGuard Aviation contains advanced anti-wear additives to dramatically reduce the wear of cams, lifters, cylinders, rings, gears and valve guides.
  • CamGuard Aviation prevents scuffing wear from “dry starts” by maintaining an active lubricant film on critical parts, even after periods of...
Bestseller No. 20
2 - Pack Bg MOA Motor Oil Additive (2) 11oz. Cans
  • BG MOA fortifies all qualities of engine oil, providing superior, long-lasting engine protection and maintain peak engine performance.
  • It prevents engine oil oxidation and thickening under even the most intense driving conditions
  • Extends engine life
  • Reduces wear
  • Prevents sludge and varnish

Having trouble finding a great oil additives?

This problem is well understood by us because we have gone through the entire oil additives research process ourselves, which is why we have put together a comprehensive list of the best oil additivess available in the market today.

After hours of searching and using all the models on the market, we have found the best oil additives for 2023. See our ranking below!

How Do You Buy The Best Oil Additives?

Do you get stressed out thinking about shopping for a great oil additives? Do doubts keep creeping into your mind?

We understand, because we’ve already gone through the whole process of researching oil additives, which is why we have assembled a comprehensive list of the greatest oil additives available in the current market. We’ve also come up with a list of questions that you probably have yourself.

John Harvards has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for oil additives that you consider buying. Your questions might include the following:

  • Is it worth buying an oil additives?
  • What benefits are there with buying an oil additives?
  • What factors deserve consideration when shopping for an effective oil additives?
  • Why is it crucial to invest in any oil additives, much less the best one?
  • Which oil additives are good in the current market?
  • Where can you find information like this about oil additives?

We’re convinced that you likely have far more questions than just these regarding oil additives, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for oil additives, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible oil additives. Make sure that you are only using trustworthy and credible websites and sources.

John Harvards provides an oil additives buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information.

How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available oil additives currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of oil additives has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an oil additives?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your oil additives.
  5. Customer Ratings: Number ratings grade oil additives objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their oil additives.
  7. Product Quality: You don’t always get what you pay for with an oil additives, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an oil additives is should be an indication of how long it will work out for you.

John Harvards always remembers that maintaining oil additives information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding oil additives is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly!

FAQ:

Q: Which oil is the best?

A: Olive Oil. Olive oil is a basic ingredient of the famously heart-healthy Mediterranean diet,and it is perfect for drizzling on salads,pasta,and bread. Canola Oil. Canola oil has only 7 percent saturated fat and,like olive oil,is high in monounsaturated fat. … Flaxseed Oil. … Avocado Oil. … Walnut Oil. … Sesame Oil. … Grapeseed Oil. … Sunflower Oil. …

Q: What is the best high mileage oil additive?

A: Best Oil Additive For Older Engines. Oil additives have been used for many years now and are most effective when used with high mileage or older engines. Liqui Moly Cera Tec Friction Modifier. … Sea Foam SF-16 Motor Treatment. … Archoil AR9100 Oil Additive. … Lucas Heavy Duty Oil Stabilizer. … Best Line Oil Additive Engine Treatment. … Oil Additive Buying Guide. …

Q: Are there any good fuel or oil additives?

A: yes,, Lucas additive for engine oil is very good on beraings and overall engine wear/tear. the additives for fuel will kep injectolrs cleaned better. Another option and you are at good mileage for this is full synthetic oil. It costs more, but will not break down like regular oils. It really helps to extend engine internalls

Q: What is the best oil additive to stop engine knocking?

A: Vehicle Ran Dry of Oil and Started Knocking the Engine Knocking While Acceleration with White Smoke from Exhaust. … Too Low Octane causing engine knocking. … Contaminants in your cylinders as a result of poor combustion (Bad Timing) Again,it can be a matter of using the wrong power. … Tick,Tick,Tick Sound Possibly a Valve-Train Issue. … Rod Knocking. …

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