Are you trying to find automotive oil additives among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!
We investigated and evaluated a number of the top-selling automotive oil additives on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 19 hours of research and did 29 automotive oil additives tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!
An overview of our top picks
Table of contents
The best automotive oil additives you can buy today
- GROUNDBREAKING: Made in the USA – TriboTEX is a revolutionary engine oil additive. It contains synthetic nanoparticles developed with funding from the U.S. Department of Energy, NASA, & the National Science Foundation.
- QUIETER & SMOOTHER PERFORMANCE: Reverses wear in bearings by building a diamond-like carbon coating.
- UNIVERSAL: Compatible with all types of motor oil and can be used in gas or diesel engines. Use for both old and new cars. It is an excellent engine booster.
- EFFICIENT: Our masterfully engineered engine treatment improves fuel consumption and reduces engine noise. It is time to improve your engine and take your driving experience to a new level.
- GUARANTEED QUALITY: We know you will be delighted with this ground-breaking technology. Our treatment comes with a 100% satisfaction guarantee.
- ATOMIC SCALE PROTECTION: Formulated with nano-engineered additives, this treatment is the next generation in superior performance. It gets rid of friction and wear by creating boundary lubrication that eradicates direct surface-to-surface contact. Includes one 16 oz. bottle.
- SUPERIOR HIGH-TEMP PERFORMANCE: Experience engine thermal stability unlike any other. AtomOil's engine oil treatment is superior to other treatments for motor oils with a stellar performance in high-temperature environments.
- EXTENDS SERVICE INTERVALS: Extend the service life of your engine. Using this treatment during an oil change promotes energy savings and protection of critical engine parts. Add the entire bottle to 4-5 quarts of all varieties of mineral and synthetic engine oils.
- PROTECTS DURING INITIAL STARTS: Designed with early film activation for unprecedented surface penetration, staying power, and protection from wear damage incurred during cold starts. This engine oil stabilizer ensures every mechanism performs at its peak.
- STOPS SLUDGE, & CONTAMINANTS: With a durable protective tribochemical film, this engine oil treatment halts deposits like varnish, sludge, and other contaminants from forming on engine surfaces.
- Reduces oil consumption via the piston rings and valve guides
- Prevents blue, smoky exhaust fumes
- Prevents leaks due to leaks at elastomeric seals
- Regenerates engine seals made of plastic and rubber
- Prevents pollution of the environment due to oil dripping from the engine
- Professional strength fast acting resealer, stops leaks fast
- Rejuivinates all rubber seals & gaskets in engines, transmissions, power steering, differentials and hydraulic systems
- Compatible with conventional and synthetic oils, ATF, gear oil, power steering fluids and hydraulic oil
- Does not contain petroleum distillates, will not over-swell or breakdown seals
- 8oz bottle will treat a 6 quart capacity, adjust accordingly
- Extends engine life
- Reduces wear
- Prevents sludge and varnish
- Prevents excessive oil consumption
- Keeps piston rings from sticking
- 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
- 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).
- ZDDP protects high-load components from excessive wear and failures.
- Use in every oil change for maximum protection.
- Exclusive blend of extreme pressure additives designed for new motors and those with flat tappet camshafts
- Designed for race applications requiring additional extreme pressure additives
- Dyno tested to ensure faster break-in and reduced blow by
- Excellent for flat tappet camshafts during break-in or as an additive to any motor oil to prevent premature wear
- Helps seat in new rings for optimal performance
- Provides excellent extreme pressure protection for the valve train and camshaft
- Safe for use in any racing situation with conventional or synthetic motor oil
- Ceramic coating remains after oil changes to protect your engine for up to 15,000 miles
- Anti-friction technology improves lubrication between metal parts for a smoother, quieter engine
- Protective coating prevents engine deposits and help clean sludge build-up
- Helps improve gas mileage, increase horsepower and reduce emissions
- This STP oil treatment is engineered for use in conventional or synthetic motor oils and is safe for all gas or diesel engines
- STP—One of the most trusted names in car care for more miles than anyone can count
- NANO-ENGINEERED: Precision engineered for the tight tolerances of modern car engines Bardahl Full Metal Advanced Oil Treatment works on a molecular level to enhance your oil and add anti-friction wear protection to your engine. Designed to increase the lifespan of your engine protection is maximized during cold starts when your 4 stroke engine is most vulnerable.
- REDUCE FRICTION & TEMPERATURE: Full Metal Car Engine Motor Oil Additive extends the life of your engine by reducing the friction it experiences everyday with ultra lubricating C60 Fullerenes which even help lower your operating temperature. This combines with concentrated zinc (ZDDP) to protect against wear and guard against oxidation and corrosion.
- EXTEND OIL LIFE: Our advanced friction modifier can extend the life of your motor oil meaning you need to service your engine and change your oil less often. Overtime Full Metal can even help 4 stroke car engines restore compression. Get the best performance from your vehicle when you use the best protection.
- THE BEST ENGINE OIL ADDITIVE: The low-viscosity ultra-concentrated zinc ZDDP formula means just one 12 fl oz bottle of Full Metal treats up to 6 quarts (5.7 liters) of motor oil. Our special anti-wear friction modifier formula is compatible with all synthetic and natural motor oils.
- A NAME YOU CAN TRUST: For over 85 years Bardahl has been based in America making the best additives in automotives. We're a family owned and operated company and we pride ourselves on producing the finest products on the marketplace while developing industry leading innovations.
- Premium Quality
- Anti-Friction Oil Treatment
- For engine wear protection
- Pack of 2
- Made in Germany
- Works with all brands of synthetic and petroleum-based oils. Including full synthetic, semi- synthetic, conventional, and mineral. Gas or Diesel engines.
- Recommended to be used in all automobile, truck, lawn, marine, agriculture and heavy-duty equipment.
- Increases horsepower, lowers operating temperatures and reduces engine noise and vibration in all engines.
- USAGE: Use 2 ounces per quart of oil in crankcases, 3 ounces for heavy duty and towing applications. Transmissions (Automatic or Manual) Use 1 ounce per quart of transmission fluid. Differentials use 1 ounce per quart of differential fluid. Power steering systems use 1 ounce per quart of fluid. Hydraulic fluid 1 ounce per 2.5 gallons of hydraulic fluid. Motorcycles 1 ounce per quart of fluid max. Lasts multiple fluid changes but maybe used more frequently for best results.
- Will not wash away with water.
- Contains synthetic nanoparticles developed with the U.S. Department of Energy, NASA, & National Science Foundation
- Reverses wear in bearings by building a diamond-like carbon coating
- Compatible with all types of motor oil and can be used in gas or diesel engines
- Improves fuel consumption and reduces engine noise
- Safe for wet clutches in motorcycles
- DISPENSES FUEL INTO YOUR TANK: Putting fuel additive into your tank just got easier thanks to our handy fuel additive funnel. This funnel creates a streamlined channel for you to pour your fuel into, making the job quick and efficient. Add it to your car care supplies and automotive accessories today!
- FITS MOST BOTTLES: This fuel additive funnel was designed to fit all Opti-Lube bottles, it is compatible with 4-, 8-, and 16-ounce bottles. It also fits quart and gallon jugs. You can use it on a variety of different-sized bottles so that you can easily dispense product directly into your fuel tank. Fits 38/400, 28/410, and 28/400 closures.
- HELPS OPEN SECOND FUEL DOOR: You don’t need to worry about jamming or forcing this fuel additive funnel into your capless fuel tank filler. Its long ergonomic oil spout easily opens the second fuel door, giving you full access to your fuel tank. Altogether, this funnel system measures 5.5” and fits all Opti-Lube bottles.
- PREVENTS SPILLING & LEAKING: This spillproof funnel will help reduce messes in your garage or shop. Its long, narrow neck creates an airtight funnel, preventing additive from spilling and leaking. Finally, you can enjoy a cleaner, smoother process. Keep your space tidy using this fuel additive funnel by Opti-Lube.
- EASY STORAGE: This fuel additive funnel comes with a water-tight lid for easy and convenient storage. It measures only 5.5”, making it the perfect size to stow it away. You can put this lightweight funnel anywhere around your garage or shop. It’s also a bright green color, so you’ll never lose it or misplace it!
- One application of oil and fuel system UV leak detection dye
- For use in engine oil, transmissions, power steering systems and gas/diesel fuel systems
- Compatible with all weights of petroleum-based lubricant
- Helps locate leaks
- Professional grade
- Excellent at fighting off sludge
- Lubricates all internal parts to minimize wear in any engine
- Raises oil pressure
- Eliminates the noise, emissions and oil consumption associated with worn engine
- Wear Resistant Engine Oil Additive: Designed specifically for your car, this premium engine wear protector improves engine performance, reduces wear and extends engine life. Whether you drive a daily driver or a high-performance car, this protectant is the ultimate solution to ensure your engine runs smoother and lasts longer.
- Engine Anti-Wear Protectant: Our engine oils create a protective barrier over critical engine components, reducing friction and minimizing engine wear during use.
- Performance Enhancement: Reduces friction and heat generation, improves engine efficiency, smoother acceleration and stronger horsepower.
- Economicity: This anti-wear agent is characterized by high viscosity, good adsorption, good gear and wear resistance.
- Versatility: Suitable for gasoline engines as well as conventional and synthetic engines, making it a versatile choice for a wide range of vehicles.
- RESTORES PERFORMANCE: Contains a combination of the best performance additives to repair the most common oil-related problems
- INCREASES COMPRESSION AND HORSEPOWER: Restores lost compression and power, reduces noise and oil consumption, while improving the performance of worn cylinders, rings, bearings, and seals
- STOPS LEAKS, NOISE, AND SMOKING: For most vehicles, this is your last chance before paying an expensive repair bill or replacing the vehicle
- FRICTION MODIFIERS: Engine Repair can be used to top off the existing oil when low, or add a bottle when changing the oil and filter
- REPAIR-IT: Engine Repair-It can be used to top off existing oil when low or add a bottle when changing oil.
- REDUCES FRICTION AND WEAR: Multi-grade formula allows the oil to flow freely and provides protection over a broader temperature range
- REMOVES AND PREVENTS SLUDGE: XTREME LUBE Maximum Performance removes sludge and other harmful deposits within engines that can alter tolerances, stick rings, cause noisy valves & lifters, and plug oil passages and screens
- QUIETS NOISY LIFTERS: The unique Rislone formula is designed to penetrate into bearing surfaces, piston rings and ring grooves, where sludge and varnish is likely to form. These deposits are gradually removed and held in suspension until they are trapped in the filter or removed with the next oil change
- QUIETS NOISY VALVES: Regular use of Rislone Engine Treatment, with oil and filter changes at the proper intervals, will keep such deposits to a minimum
- MADE IN THE USA: Will not void manufacturer's new vehicle
How to choose a good automotive oil additives
Does the idea of finding a fantastic automotive oil additives make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!
Your presence here indicates that you are interested in automotive oil additives. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top automotive oil additives products available right now. You might be wondering how we came up with the list. How was this buying guide developed?
First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top automotive oil additives on the market right now!
The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:
Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top automotive oil additives brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.
Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top automotive oil additives based on those.
Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.
Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.
Customer ratings: Would it be accurate to suggest that the automotive oil additives were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.
Customer Reviews: Like ratings, provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.
Seller Rank: This is very intriguing! Not only do you need a good automotive oil additives, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.
Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your automotive oil additives.
Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting automotive oil additives for months and years to come.
Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.
Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.
These are the standards by which we selected our automotive oil additives. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.
Why should you believe us?
There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what automotive oil additives should you purchase in 2022?
This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on automotive oil additives.
