Best Auto Transmission Additive 2023: Top 10

Sometimes it might be quite difficult to find the best auto transmission 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 auto transmission additive buying guide.

We Recommend:

#	Preview	Product
1		Prolong Super Lubricants PSL15000 Transmission Treatment - 8 oz.	Check Price
2		Lubegard 60902 Automatic Transmission Fluid Protectant, 10 oz	Check Price
3		XADO Revitalizant EX120 Conditioner for Automatic Gearbox & CVT Tiptronic Transmission Oil Treatment...	Check Price
4		Hot Shot's Secret - HSSTSE32Z Shift Restore Automatic Transmission Additive 32 Fluid Ounce Bottle	Check Price
5		BG ATC Plus	Check Price
6		Lucas LUC10009 Transmission Fix 24 oz., Brown (Packaging May Vary) , White	Check Price
7		Liqui Moly 2037 Pro-Line Engine Flush	Check Price
8		Bar's Leaks High Mileage Transmission Repair, 16.9 Fl Oz	Check Price
9		Bar's Leaks 1416 Super Transmission Fix - 16.9 oz.	Check Price
10		Lubegard 63010 Platinum Universal ATF Protectant, 10 oz.	Check Price

The 10 Best Auto Transmission Additive Reviews:

SaleBestseller No. 1

Prolong Super Lubricants PSL15000 Transmission Treatment - 8 oz.

• Includes a Formula with Anti-Friction Metal Treatment Technology
• Features Engineering Designed to Treat Metal Surfaces Through a Molecular and Chemical Process
• Offers Molecules that Interact with Metal Surfaces and Chemically Bond to Create a Protective Layer that Reduces Damaging Friction and Heat
• Offers to Treat the Metal Surfaces of Both Standard (Manual) and Automatic Transmissions
• Features a Formula that Promotes Smoother Manual Shifts and Helps Restore Responsiveness in Automatic Transmissions

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SaleBestseller No. 2

Lubegard 60902 Automatic Transmission Fluid Protectant, 10 oz

• Prevents overheating, reducing elevated operating temperatures up to 40 degrees Farenheit - Optimizes total transmission performance
• Eliminates transmission fluid foaming and oxidation and reduces wear throughout the transmission
• Eliminates clutch chatter and torque converter shudder; Softens and modifies harsh shifts making them quicker in duration
• Extends fluid life / Raises the thermal and oxidative stability of the fluid
• Only protectant that increases the fluid’s ability to transfer heat / Protects new seals and permanently restores older seals to a like-new condition, without adverse side effects

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Bestseller No. 3

XADO Revitalizant EX120 Conditioner for Automatic Gearbox & CVT Tiptronic Transmission Oil Treatment Additive (Box, Syringe 8 ml) Protectant Fluid - Restore Your ATF Metal Parts from Wear (Automatic)

• Rebuilds And Restores Metal Parts And Protects Them From Future Wear.
• Anti Friction Modifier. Eliminates Surfaces Defects & Protects From Extreme Heat
• Stops Transmission Shudder, Reduces Noise & Vibration. Ultimate Stop Slipping Additive
• Increases Performance Reliability And Prolongs Service Life Of Control Gears
• Universal for Automatic, CVT, Tiptronic, Manumatic, Semi-Automatic Transmission

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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

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Bestseller No. 5

BG ATC Plus

• BG ATC Plus enhances properties of both new and used automatic transmission fluid.
• 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.

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Bestseller No. 6

Lucas LUC10009 Transmission Fix 24 oz., Brown (Packaging May Vary) , White

• Lucas Transmission Fix Stops Slip, Hesitation, Rough Shifting In Worn Transmissions And Completely Eliminates Most Seal Leaks
• Fit Type: Universal
• Can be added to existing fluid without draining any out
• Improves shifting

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Bestseller No. 7

Liqui Moly 2037 Pro-Line Engine Flush

• Easy way to clean and flush the oil systems of gasoline and diesel engines
• Gentle and rapid cleaning
• Neutral to seals and other materials installed in the engine
• Compatible with catalytic converters
• Simple to use

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SaleBestseller No. 8

Bar's Leaks High Mileage Transmission Repair, 16.9 Fl Oz

• Restores performance
• Stops slipping and prevents lazy shifts
• Quiets noise
• Stops leaks
• Conditions seals and o-rings

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Bestseller No. 9

Bar's Leaks 1416 Super Transmission Fix - 16.9 oz.

• Stop Slipping, Rough Shifting, & Seals Fluid Leaks
• Works in all Automatic, Manual, CVT, & Dual Clutch Transmissions
• Reduces Noise
• Renews Worn Bands
• Bar's Leaks Super Transmission Fix is a synthetic blend treatment for transmission fluid, seals, metal surfaces, bands and clutch plates.

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SaleBestseller No. 10

Lubegard 63010 Platinum Universal ATF Protectant, 10 oz.

• The Original Universal ATF Protectant that Eliminates ATF Confusion and the need to stock multiple ATF's - Dramatically reduces friction and wear on metal parts and internal components
• Will not alter the crucial sulfur balance in your transmission fluid, Prevents overheating, Will not harm yellow metals, Inhibits fluid oxidation and foaming
• Contains patented Synergol TMS Technology, a synthetic molecule that tightens the shift cycle without losing the friction modification at lockup, which eliminates shudder
• Extends fluid change intervals, Protects and restores seals for optimum performance, Conditions and restores seals and o-rings
• Does not contain any harmful components such as zinc (ZDDP)/ash, etc., like other competing products, Frees stuck valves and keeps them free, Ensures proper shifts

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Last update on 2023-01-12 / Affiliate links / Images from Amazon Product Advertising API

How to find the best auto transmission additive?

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

Brand

In some cases, the brand of auto transmission 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 auto transmission 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 auto transmission 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 auto transmission 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 auto transmission 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.