Best Engine Treatment Additive in 2022: Top 10 Picks

Sometimes it might be quite difficult to find the best engine treatment additive. With every niche market offering so many different products, it makes sense that this is the case.

Unfortunately, this very fact can make it incredibly difficult to find the item that best suits your needs, which is why we’ve put together this engine treatment additive buying guide.

Our Favorites:

Our Favorite Engine Treatment Additive Reviews:

SaleBestseller No. 1
Rislone Hy-per Fuel Complete Fuel System Cleaner Gas
  • Six in one: equal to a bottle of regular injector & complete fuel system cleaner, upper cylinder lubricant, fuel stabilizer and conditioner, dry gas, gas treatment and octane booster
  • Increase power and performance: boosts octane, power, performance and mileage, stabilizes gas, lubricates and protects
  • Save gas: cleans and lubricates the complete fuel system; engine dynamometer tests show improved fuel economy
  • Run smoother: helps eliminate noisy injectors and fuel pumps, rough idle, hard starting and hesitation; regular use provides reduced fuel system and emission control repairs.
  • EPA registered: will not void manufacturer’s new vehicle warranty and safe to use on vehicles with oxygen sensors and catalytic converters; exceeds epa compliance performance criteria and is epa registered
Bestseller No. 2
Bar's Leaks High Mileage Engine Repair, 16.9 oz
  • Increases Oil Pressure
  • Reduces Friction
  • Helps Clean Internal Parts
  • Quiets Noise
Bestseller No. 3
Clorox STP 65148 15 Oz Oil Treatment
  • 15 oz.
  • Reduces engine wear, engine deposits and oil consumption
Bestseller No. 4
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
SaleBestseller No. 5
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. 6
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
SaleBestseller No. 7
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
Bestseller No. 8
zMAX 51-106 Fuel Formula - Easy to Use - Engine Treatment Reduces Carbon Build-Up & Lubricates Metal Extending Life of Car or Truck - Runs Efficiently, Improving Gas or Diesel Mileage - 6 oz. Single
  • EXTEND THE LIFE OF YOUR VEHICLE: zMAX Micro-lubricant is simple and easy to use. Formula soaks into metal surfaces, which improves lubricity and reduces carbon deposit build-up while boosting performance and protecting vital parts in your car or truck.
  • FUEL SYSTEM CONDITIONER: Use at your routine oil change or every 6k miles to lubricate the fuel injector system. The multipurpose formula conditions the pumps and the nozzles, while reducing carbon residue from valves and pistons to restore performance.
  • FUEL SYSTEM EFFICIENCY: Make zMAX part of your car or truck’s routine maintenance! Reduces engine wear, enhances performance and improves fuel efficiency for gas or diesel vehicles. This cost saving product lowers emissions, is eco-friendly and USA-Made.
  • TRUSTED BY PROFESSIONALS & DEALERSHIPS: Stock zMAX in your garage to regularly treat your car like a professional. From local repair shop mechanics to major car dealership groups, our formula is road tested and mechanic trusted.
  • REPUTABLE QUALITY AND PERFORMANCE: zMAX is proud to be the Official Micro-lubricant of Speedway Motorsports. Proven and trusted for over 80 years, zMAX helps save money at the pump and extends your engine’s life.
SaleBestseller No. 9
Slick 50 750002 Recharged High Mileage Engine Treatment, 15-Ounce
  • High Mileage solution to protect against power robbing friction heat and wear
  • Restores performance in engines due to wear and oil consumption in older engines
  • Revitalizes seals to help stop oil leaks and prevent them from ever occuring
  • Powerful detergents to remove and prevent oil sludge, use during your next oil change or between changes to replace lost additive content
  • Powerful detergents to remove and prevent oil sludge, use during your next oil change or between changes to replace lost additive content
Bestseller No. 10
Engine Armour - Engine, Transmission, Differential Reviver, Wear Reducer, and Mileage Booster - SAE Tested | Creates a Nano Ceramic Shield Coating over Internal Moving Parts (2oz - V4, V6 Passenger)
  • Engine Armour Tech is a SAE J1321 tested penetrating ceramic liquid metal sealing formula that has been well proven to reduce engine wear in tests by multiple independent laboratories and 10 years of successful track record in Canada and 12+ countries.  It clears away soot & carbon deposits and fuses into microscopic pores in meta as well as prevents the formation of sludge & abrasive carbon. Lubricants treat symptoms - We ATTACK the cause of soot & carbon damage.
  • It has been proven to SIGNIFICANTLY reduce soot build-up in DPF, turbo chargers and EGR valves as well as enhance engine performance - by promoting a more complete burn - thereby increasing torque, horsepower - reduced fuel consumption & emissions. We are not an oil additive but rather an inert liquid that WILL NOT mix with oil or change oil viscosity.  The effects of treatments extend PAST oil changes and can last as long as a year - depending on time and intensity of engine use.
  • Lab Reports consistently report SIGNIFICANT increases in torque, horsepower, fuel milage and reduced emissions.  Engine Armour Tech treatments not only deliver improvements in performance, but also reductions in operating costs and is proven to significantly reduce wear and increase the reliability and service life of equipment. When used in conjunction with traditional oil treatments, your machinery stand the best chance for long term reliability.
  • Engine Armour Tech ENHANCES Oil Performance by facilitating a more complete dispersion of engine oil on hot metal surfaces, providing more effective lubrication between moving metal components. INTERRUPTS the Soot & Carbon Cycle to reduce soot production by significantly reducing blow-by, increasing engine compression and boosting combustion efficacy, significantly reducing soot production in the combustion process and preventing harmful carbon deposits from forming in engines.
  • REDUCES Surface Friction: Engine Armour Tech penetrates into microscopic pores in metal and cleans away soot & carbon deposits. The heat activated formula fuses into metal cracks forming a durable glass-smooth ceramic shield that significantly reduces friction, heat, abrasion and wear.

Last update on 2022-09-28 / Affiliate links / Images from Amazon Product Advertising API

How to find the best engine treatment additive?

Here, we’ll be going over a number of factors that you can use to ensure that you’re purchasing the best engine treatment additive for you.

Regardless of which type of item you’re looking to buy, chances are that there are existing buying guides on the internet, all of which aim to give you good engine treatment additive recommendations.

Despite these recommendations, however, it’s always a good idea to do your own research. In addition to this research, asking yourself the following questions is also super helpful:

  • What features does the engine treatment additive need to have to be perfect for my needs?
  • What is my budget?
  • Do I need to purchase a certain brand?

Once you’ve answered these questions and have a good idea of what you’re looking for and the buying process becomes much easier. Keep in mind that when looking for the best product, there’s no need to rush. In fact, very rarely are the ideal products found by choosing the first one you see or by basing your decisions on only one factor. Take your time and enjoy the process!

Now, with the answers to the previous questions in mind, we urge you to use our upcoming buying guide for engine treatment additive to find what you’re looking for:

Brand

In some cases, the brand of engine treatment additive is very important. For example, if you’re looking for an item that works in tandem with another, you might very well need both products to be the same brand. If this is the case, it’s vital to pay attention to this factor, as choosing the wrong product can mean the difference between wasting your money and buying a great product that functions as it should.

Features

The features in any given engine treatment additive are important because they can dictate which version of an item you need and how much money you need to spend. Consider all the key features that you want your item to have and don’t settle for anything that doesn’t check at least ¾ of your boxes.

Reviews

Customer reviews about engine treatment additive are crucial – especially when you’re buying a product that costs a lot of money or serves a big importance. Luckily, most products can be found online, which means that it’s common for there to be scores of customer reviews from those who have already purchased any given product.

Pay attention to these reviews. Take note of the pros and cons that they mention, and factor these into your big decision. In some cases, you’ll be forced to sacrifice one con in order to gain a particular pro, but being aware of the potential con is going to be beneficial in either case.

Quality

Of course, quality is key. You don’t want to purchase a low-quality product. If you do, you run the risk of your item breaking, not working properly, or otherwise proving to be very disappointing, as well as a waste of money.

You can compare engine treatment additive quality by researching what your potential purchases are made from, contrasting the individual items against each other to discern which one is made of the best materials.

Warranty

Warranty isn’t always going to be important, but it definitely can be. This is especially true if the item in question is tech-related or expensive. A good warranty will be valid for an extended time after purchase and cover a variety of problems ranging from item defects to random accidents, water damage, and other miscellaneous events that could ruin your product.

Conclusion

The quest to find the best engine treatment additive can be daunting – but it doesn’t have to be. It can be made much easier by asking yourself a few simple questions and then thinking critically about the items you want to buy. Consider their features, quality, brand, warranty, and customer reviews and you’re more likely to make a great purchase.