Best Automatic Transmission Conditioner in 2022: Our Top 10 Picks

Sometimes it might be quite difficult to find the best automatic transmission conditioner. 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 automatic transmission conditioner buying guide.

Our Favorite Picks:

10 Best Automatic Transmission Conditioner Reviews:

Bestseller No. 1
Justice Brothers Automatic Transmission Conditioner
  • For smooth shifting Prevents varnish and sludge formation Extends transmission life Mixes with all automatic transmission fluid Good for posi-traction rear ends
Bestseller No. 2
LUCAS OIL 10441 Automatic Transmission Fluid Conditioner, 20 oz
  • Improves shifting
  • Extends fluid life
  • Reduces noise and shudder
Bestseller No. 3
XADO Atomic Metal Conditioner Maximum for Automatic Transmissions Revitalizant (Syringe 30ml) (Automatic Transmission)
  • Repair Transmission
  • Restores Surfaces and Protects Friction Metal Parts From Wear
  • Eliminates Surface Defects
  • Increases Performance Reliability and Prolongs Service Life Span of Control Mechanisms
  • Reduces Noise and Vibrations
SaleBestseller No. 4
Hot Shot's Secret - HSSTSE32Z Shift Restore Automatic Transmission Additive 32 Fluid Ounce Bottle
  • Hot Shot's Secret Shift Restore is engineered to safely dissolve the harmful gum and varnish that forms over time on the surface of precision transmission component
  • Reduces transmission operating temperatures with high performance ester formula
  • Our Shift Restore formula acts as a high-quality transmission lubricant that serves as a hydraulic fluid, lubricating fluid and heat transfer fluid; reduce the coefficient of friction and prevent the critical engine parts from overheating
  • Shift Restore's formula is designed to instantly attach itself to all of your transmission's metal parts, preventing deposits from varnish and metal-to-metal contact
  • Reduces transmission wear, erratic and inconsistent shifting, hesitation and rough operation, and excessive noise and vibration
SaleBestseller No. 5
6 oz. of BG ATC Plus Automatic Transmission Conditioner
  • BG ATC Plus prevents deposit formation, thereby prolonging fluid life and the life of the transmission.
  • It improves fluid oxidation stability, thereby prolonging fluid life and the life of the transmission.
  • It prevents leaks by conditioning hardened seals-keeping them soft and pliable.
  • BG ATC Plus helps control transmission shudder' retards formation of sludge and varnish deposits and prevents foaming.
Bestseller No. 6
Johnsen's 4617 Automatic Transmission Sealer and Conditioner - 12 oz.
  • Automatic Transmission Sealer and Conditioner, 12 oz. (4617)
Bestseller No. 7
Genuine GM Fluid 88861314 Automatic Transmission Seal Conditioner - 11 oz.
  • Designed to stop minor leaks
  • Product contains seal swell
  • Additives used in formulating automatic transmission fluids
  • Use to prevent seepage of transmission fluid
  • Conditions seals in automatic transmissions
Bestseller No. 8
XADO Atomic Metal Conditioner Maximum Diesel Truck for Automatic Transmission (Syringe 50ml)
  • Repair Transmission
  • 1 Syringe Works with 10-20L Oil System Capacity
  • Eliminates Surface Defects
  • Damps Extreme Loads
Bestseller No. 9
ACDelco GM Original Equipment 10-3008 Automatic Transmission Sealer and Conditioner - 11 oz
  • Contains additives that soften then swell transmission seals to help fix and guard against minor fluid leaks and fluid seepage
  • Designed to keep transmission shifting smoothly and help eliminate the need for major repairs
  • Formulated specifically for use in automatic transmissions using DEXRON-III or -VI fluids
Bestseller No. 10
ACDelco GM Original Equipment 8685241 Automatic Transmission 1-2 Accumulator Piston Spring
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function

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

How to find the best automatic transmission conditioner?

Here, we’ll be going over a number of factors that you can use to ensure that you’re purchasing the best automatic transmission conditioner 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 automatic transmission conditioner 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 automatic transmission conditioner 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 automatic transmission conditioner to find what you’re looking for:


In some cases, the brand of automatic transmission conditioner 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.


The features in any given automatic transmission conditioner 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.


Customer reviews about automatic transmission conditioner 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.


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 automatic transmission conditioner 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 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.


The quest to find the best automatic transmission conditioner 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.