Are you trying to find transmission 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 transmission 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 12 hours of research and did 49 transmission 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 transmission additives you can buy today
- The #1 transmission problem solving additive
- Contains no solvents
- Can be added to existing fluid without draining any out
- Effective in an extremely high percentage of cases
- Extends needed protection to planetary gears
- Reduces the need for frequent fluid changes, extends fluid life up to 4 times longer
- A must for motor homes and commercial vehicles
- Pour one 24 oz. bottle into your existing fluid without the need for draining
- For larger or heavily worn transmissions, a second bottle may be required
- In compact or sub-compact vehicles, a 12 oz. bottle is recommended
- Improves shifting
- Extends fluid life
- AFFORDABLE SOLUTIONS
- Reduces noise and shudder
- 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
- Contains no solvents
- Lowers operating temperatures and stops foaming
- Can be added to existing fluid without draining any out
- Fit type: Universal Fit
- Reduces wear throughout the transmission and optimizes total transmission performance
- Prevents overheating, reducing elevated operating temperatures - Optimizes total transmission performance
- Eliminates clutch chatter and torque converter shudder; Softens and modifies harsh shifts making them quicker in duration
- 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
- Prevents oil loss
- Regenerates seals, cleans and protects
- Improve steering characteristic and reduced the noise
- Damps down shifting operations and protects from wear
- Lowers repair costs and lengthens the service life
- 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
- 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
- Specs: Trans Tune, Notes: Cleans and lubricates valve bodies, shift actuators & solenoids, Controls moisture, Dissolves and liquefies harmful gum and varnish buildup in fluid, Helps fluid systems work smoother and last longer, Helps restore shift quality by cleaning sticky varnish from valve bodies & shift solenoids, Safe for conventional and synthetic fluids, Safe in most types of automatic transmission fluid, hydraulics, or power steering fluid systems
- Replaces OEM Numbers: Sea Foam: TT16
- 1-year warranty protects you after your purchase. We're confident that our products will work flawlessly once installed in your vehicle. But in a rare case that it does not, we'll replace it anytime within one year of your order. If you have a problem, we will take every step to assist you, contact us for a replacement.
- 100% New Aftermarket Trans Tune built to meet OEM specifications
- Transmission Repair: Instantly fix transmission slips and shudders. Stop slipping and revitalize your transmission for smoother shifting and enhanced responsiveness.
- Surface Restoration: Our formula fortifies and replenishes worn surfaces, significantly enhancing operational reliability. Additionally, it reduces noise and chattering, resulting in a quieter driving
- Defect Elimination: Bid farewell to pesky transmission issues with atomic conditioner. By preventing shifting and sticking, it ensures optimal performance and extends your transmission's longevity.
- Operational Reliability: Ensure your transmission's maximum protection and longevity. By reducing friction and improving shifting, our solution fortifies your transmission against wear and tear.
- Noise Reduction: Our atf protectant effectively quiets transmission noise. It enhances seamless shifting, minimizes sticking, ensuring each drive becomes noticeably smoother and more enjoyable.
- STOPS LEAKS, SLIPPING AND ROUGH SHIFTING: Reduces rough shifting and friction, while eliminating slip, controlling temperature, and repairing shudder, chatter and whining.
- RESTORES PERFORMANCE: Premium high mileage formula restores transmission performance and saves on costly transmission / transaxle repairs.
- FLUID STABILIZER: Use when topping off existing fluid when low, or add a bottle when changing the fluid.
- SEALS CONDITIONERS: Stops leaks, slipping and rough shifting. Reduces heat & friction, and stabilizes fluid.
- REPAIR IT: Transmission Repair-It works with all types of transmission fluids
- 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
- BG ATC Plus helps control transmission shudder' retards formation of sludge and varnish deposits and prevents foaming
- It prevents leaks by conditioning hardened seals-keeping them soft and pliable
- Enhances DEXRON III/ MERCON ATF to perform like a MERCON V ATF Eliminating the need for MERCON V ATF
- Prevents overheating reducing elevated operating temperatures up to 40 degrees Farenheit Dramatically reduces friction and tightens the shift cycle without loosing thefriction modification at lockup
- Eliminates transmission fluid foaming and oxidation Optimizes total transmission performance Extends fluid life
- Eliminates clutch chatter and torque converter shudder Eliminates objectionable noises during shifts Softens and modifies harsh shifts
- Keeps valves and governors free and frees stuck valves in valve bodies Superior seal compatibility and conditioning Only protectant that increases the fluid’s ability to transfer heat
- Eliminates the need for MERCON V ATF
- Enhances Dexron/Mercon ATF to perform like a Mercon V ATF
- Eliminates shudder
- Does not contain any harmful components such as zinc/ash
- Contains the same benefits as the O.E.M endorsed Lubegard ATF Protectant
- For use on certain limited-slip differentials to reduce chatter and hypoid gear noise levels
- Use according to owner guide recommendations
- Formulated for automotive use
- Added to lubricants to reduce the surface friction of the lubricated parts
- Helps eliminate transmission shudder
- Restores ATF additive content and provides additional protection to transmissions
- Prevents transmission leaks and aids high mileage transmissions by lubricating seals
- Can be added anytime or while doing a transmission fluid change, leave adequate fill space
- Helps erratic shift and loss of torque
- Product type :AUTO ACCESSORY
- Package dimensions :14.986 cm L x18.034 cm W x11.684 cm H
- Short Description : Trans Fluid Additive
- Automotive paints and primers
- SEAL CONDITIONER: Stops current and prevents future leaks by protecting and reconditioning seals.
- EXTREME PRESSURE / ANTI-WEAR AGENTS: Provides better metal-to-metal friction properties to stop slipping, jerking, rough shifting and shudder, improving shift feel giving better driving comfort.
- CLEANING DETERGENTS: Includes dispersant and anti-oxidants to remove sludge and varnish from metal parts.
- PERFORMANCE ADDITIVE BOOSTER: Controls fluid degradation caused by high temperatures, extending CVT life and reduces noise.
- DOSAGE: One bottle treats 6 to 10 quarts of total fluid capacity. Use a half bottle for fluid capacity from 3 to 5.9 quarts. For larger systems use 1 bottle for every 8 quarts.
- K&W SEALANTS & SOLUTIONS: From head gaskets and engine blocks to automatic transmissions and power steering, K&W products are made to stop leakage in aging vehicles. Our sealants provide an effective alternative to costly repairs and parts replacements.
- TRANS-X LEAK REPAIR FLUID: Specially developed for vehicles with 75,000 miles or more, this automatic transmission fluid extends the transmission life, stops leaks, repairs leaks, prevents future leaks & restores smooth shifting.
- APPLICATION RANGE: Our leak stop fluid is formulated to prevent and restore smooth shifting in vehicles with high mileage. Trans-X is not compatible with CVT or manual transmissions.
- SAFE HANDLING: Highly flammable transmission stop slip must be stored in a well-ventilated place away from heat, sparks, and open flame. Wear appropriate personal protective equipment such as safety glasses and gloves.
- PRODUCT SPECIFICATIONS: Trans-X High Mileage Transmission Fluid is available with 16 Fl Oz fill.
How to choose a good transmission additives
Does the idea of finding a fantastic transmission 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 transmission 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 transmission 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 transmission 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 transmission 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 transmission 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 transmission 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 transmission 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 transmission additives.
Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting transmission 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 transmission 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 transmission 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 transmission additives.
