Best Transmission Fluid Additives (Dec. 2022) - Rated by CherryPicks' Experts

At a Glance: Our Top Picks

Top 1

Hot Shot's Secret - HSSTSE32Z Shift Restore Automatic Transmission Additive 3...

9.9
CPR Score
Top 2

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

9.8
CPR Score
Top 3

Honda FBA_08200-9008 08200-9008 Automatic Transmission Fluid, 4 Pack, 1 US QT...

9.7
CPR Score
Tips


Our team has analyzed 113 products of different Oils & Fluids brands, including CRC, Honda, Liqui Moly, Sea Foam, ATP Automotive, Lubegard, Hot Shot's Secret, Bar's Leaks, Prolong Super Lubricants, XADO, Hapco Products Co., zMAX, Slick 50, K&W, Resurs, Cerma, RVS Technology, 4STEED MOTORS, Muscle Products Corp., BestLine Lubricants And HOT SHOTS. The following list of top 30 Transmission Fluid Additives is prepared for the customers by analyzing 113 Transmission Fluid Additives products and comparing different features. 

* Cherrypicksreviews.com is reader-supported, Our editor review, and recommend the best products based on extensive data analysis, if you click on the product links, we may earn a commission through qualifying products purchased.

The Best Transmission Fluid Additives Rated by CherryPicks

Market Overview
Transmission Fluid Additives Reviewed
  • Reviews Analyzed: 18,616 Items
  • CPR Avg. Rating: 8.5 / 10
30 Products Evaluated
  • Highest Price: $101.15
  • Lowest Price: $6.97
  • Avg. Price: $26.66
Price Disclaimer

Top 30 Transmission Fluid Additives on Aamazon (Verified You can Buy)

Top 1

Hot Shot's Secret - HSSTSE32Z Shift Restore Automatic Transmission Additive 32 Fluid Ounce Bottle

Hot Shot's Secret
HSSTSE32Z
8.8 x 3.4 x 3.4 Inches

Ratings for Hot Shot's Secret (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

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
Show More
Top 2

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

Bar's Leaks
1416
3.5 x 2.0 x 8.8 Inches
0.6 Pounds

Ratings for Bar's Leaks (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Stop Slipping, Rough Shifting, & Seals Fluid Leaks
Works in all Automatic, Manual, CVT, & Dual Clutch Transmissions
Show More
Top 3

Honda FBA_08200-9008 08200-9008 Automatic Transmission Fluid, 4 Pack, 1 US QT /946 ML

Honda
FBA_08200-9008
4.2 x 10.5 x 9.1 Inches
7.2 Pounds

Ratings for Honda (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Metro 24 Wholesale, Inc. 9,417
PWP Enterprises, Inc/Vinart Enterprises -

Features

Genuine Honda Transmission
Honda DW-1 Automatic Transmission Fluid, 1 quart, Pack of 4
Show More
Top 4

Muscle Metal Treatment MT-10 Transmission, 8 Fluid Ounces, Anti-Friction Lubricant Additive

Muscle Products Corp.
MT-10T
2.9 x 1.38 x 6.45 Inches

Ratings for Muscle Products Corp. (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Muscle Products Corp. -

Features

MT-10 Transmission is an anti-friction additive designed to address extreme-pressure areas, such as gear systems, along with bushings, bearings and shafts
Polishes, seals and protects metal surface of internal, moving metal parts while lowering operating temperatures
Show More

Liqui Moly 20040 ATF Additive , 250 ML, 5135

Liqui Moly
5135
38.43 x 10.24 x 9.92 Inches
0.056 Pounds

Ratings for Liqui Moly (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
B2C Auto Parts 919
Impart Auto Parts -
eSGee -

Features

Prevents oil loss
Regenerates seals, cleans and protects
Show More
Top 6

Bar's Leaks 1420 Transmission Stop Leak - 11 oz. , Grey

Bar's Leaks
1420
1.8 x 3.0 x 6.5 Inches

Ratings for Bar's Leaks (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Dave Electronics 1,544

Features

Stops and seals transmission fluid leaks
Works with all types of transmission fluids
Show More

Lubegard 19610 Dr. Tranny Instant Shudder Fixx 2 Ounce 2 Pack

Lubegard
13
0.1102 Pounds

Ratings for Lubegard (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Newparts 637
166 Auto Inc 2,260
SMD UNLIMITED -

Features

The original transmission shudder fix
A concentrated friction modifier formulated specifically for instantly eliminating torque converter lock-up shudder
Show More
Top 8

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)

XADO
XA 12031
0.022 Pounds

Ratings for XADO (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
XADO TECH, LLC -

Features

Rebuilds And Restores Metal Parts And Protects Them From Future Wear.
Anti Friction Modifier. Eliminates Surfaces Defects & Protects From Extreme Heat
Show More
Top 9

LUBEGARD Automatic Transmission Fluid ATF Synthetic Additive Red 60902 12 pack

Lubegard
100.0 x 100.0 x 50.0 Centimeters

Ratings for Lubegard (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Newparts 637

Features

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
Show More
Top 10

XADO Atomic Metal Conditioner Maximum for Automatic Transmissions Revitalizant (Syringe 30ml) (Automatic Transmission)

XADO
8542047899

Ratings for XADO (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
XADO TECH, LLC -

Features

Repair Transmission
Restores Surfaces and Protects Friction Metal Parts From Wear
Show More
Top 11

Prolong Super Lubricants PSL15000 Transmission Treatment - 8 oz.

Prolong Super Lubricants
PSL15000
0.5 Pounds

Ratings for Prolong Super Lubricants (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Includes a Formula with Anti-Friction Metal Treatment Technology
Features Engineering Designed to Treat Metal Surfaces Through a Molecular and Chemical Process
Show More
Top 12

Sea Foam Trans Tune TT16, 16 oz , White

Sea Foam
TT16
2.63 x 2.63 x 7.75 Inches
1.0009 Pounds

Ratings for Sea Foam (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
Gatzies 259

Features

Helps fluid systems work smoother and last longer
Dissolves and liquefies harmful gum and varnish buildup in fluid
Show More
Top 13

Bar's Leaks 1414 CVT Transmission Fix - 11 oz.

Bar's Leaks
1414
3.0 x 1.8 x 8.12 Inches
0.75 Pounds

Ratings for Bar's Leaks (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Bar’s Leaks CVT Transmission Fix is a synthetic blend treatment for the transmission fluid, seals and metal surfaces, your vehicle is a good candidate for this solution if you are noticing excessive noise, shudder, slipping, leaks, or low overall performance in your CVT
CVT (Continuously Variable Transmission) design is fundamentally different from a traditional automatic transmission, conventional ATF (Automatic Transmission Fluid) and additives cannot be used in these specialized transmissions.
Show More

Bestline Transmission & Hydraulic Systems Treatment - 12 Fl. Oz. - High Performance High Mileage Transmission Fluid - Lubricant Made with Nano Diamond Technology

BestLine Lubricants

Ratings for BestLine Lubricants (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
BestLine -

Features

BOOST THE EFFICIENCY OF ANY TRANSMISSION OIL -Enjoy improved lubricant performance with our innovative transmission oil additive. Using diamond nano-particles technology, our additive provides anti-wear and antifriction properties that are superior to plain transmission repair fluid.
ENHANCES THE ADDITIVES IN ALL ATF FLUIDS - Enhance any manual transmission additive or transmission assembly lubricant by helping prevent the oxidation of the additives in all ATF fluids. Our product also conditions all seals and O-rings for optimized effectiveness.
Show More

K&W 402033X6 Trans-X Automatic Transmission Stop Leak & Tune-Up - 32 Fl Oz Leak Repair Solution for Automotive, Power Steering, Hydraulic Systems | Car Care Fluids

CRC
402033X6
9.25 x 3.89 x 2.53 Inches
2.0 Pounds

Ratings for CRC (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
Blondee Wholesale 1,404

Features

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 STOP LEAK & TUNE-UP: Our formula prevents leaks caused by aged seals & gaskets place. Powerful cleaning agents remove sludge, gums, & varnish that helps to prevent premature failure and extends transmission life.
Show More
Top 16

K&W 402916X6 Trans-X High Mileage Automatic Transmission Treatment - 16 Fl Oz Leak Repair Solution for Automotive, Power Steering, Hydraulic Systems | Car Care Fluids

K&W
402916
1.5 x 3.8 x 9.5 Inches
0.79 Pounds

Ratings for K&W (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

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.
Show More
Top 17

Slick 50 41806015 Recharged High Mileage Automatic Transmission and Engine Treatment, 15-Ounce , black

Slick 50
41806015

Ratings for Slick 50 (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Helps eliminate transmission shudder
Restores ATF additive content and provides additional protection to transmissions
Show More
Top 18

ATP Automotive AT-203 ATF Friction Modifier Synthetic Transmission Additive

ATP Automotive
AT-203
7.0 x 4.5 x 4.0 Inches
0.5 Pounds

Ratings for ATP Automotive (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Converts Dex / Merc ATF to a highly friction modified fluid
Provides compatibility with Chrysler ATF +3/+4, Honda Z1, Toyota Type T, Mitsubishi Diamond & Nissanmatic
Show More
Top 19

zMAX 51-306 - Transmission Formula - for Automatic and Manual Transmissions - Reduces Carbon Build-Up - Lubricates Metal and Gears - Keeps Seals Supple - Improves Shifting Performance - 6 oz.

zMAX
51-306
3.0 x 3.0 x 5.5 Inches
0.4982 Pounds

Ratings for zMAX (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
GlobalEcom 794

Features

PROTECT YOUR VEHICLE: zMAX Transmission Formula is easy to use! Micro-lubrication soaks into metal surfaces improving lubrication to reduce gear wear and varnish buildup. Keeps seals supple, preventing leaks and improving shifting.
TRANSMISSION EFFICIENCY: Improve performance by adding the formula to your transmission fluid to reduce slippage and rough shifting. Brings back smooth shifting gears resulting in an improved response. Add every time you change your transmission fluid.
Show More
Top 20

HOT SHOTS HSSTSE32Z Transmission Stiction Eli

HOT SHOTS
HSSTSE32Z
9.0 x 3.38 x 3.38 Inches
1.0 Pounds

Ratings for HOT SHOTS (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
4Wheel Online 1,216
Elite Tool Center 9,319

Features

High quality construction and durability
Variety of styles for every type of accessorySpecifications
Show More
Top 21

LUBEGARD Highly Friction Modified Automatic Transmission Protect Black 3 pack

Lubegard

Ratings for Lubegard (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Newparts 637
NOVOVENTAS -

Features

Converts DEXRON II, III / MERCON ATF into a Highly Friction Modified ATF - Transmissions perform more efficiently at lower operating temperatures
Anti-chatter in clutch packs (allow penetration overnight for maximum benefit), Anti-shudder with converter clutches (allow penetration overnight for maximum benefit)
Show More
Top 22

Resurs Total Transmission Mechanical Gearbox Oil Additive for Protection Repair and Restoration (50 gr)

Resurs
0.1102 Pounds

Ratings for Resurs (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
AutoLove -

Features

Used for manual gearboxes
Use as preventative maintenance
Show More
Top 23

4STEED MOTORS Set of 2 Genuine XL3 Friction Modifier LSD Additive Limited Slip Differentials XL-3-4 fl.oz.

4STEED MOTORS

Ratings for 4STEED MOTORS (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
AKAUTOPARTUSA -

Features

☑️ TOP QUALITY/ GUARANTEED
The automatic transmission box is constantly subjected to various overload environments, to ensure its efficiency and durability you should apply additives for the transmission. The additives provide protection to the gearbox, avoiding the wear and tear of the gears, benefiting in a smoother and noiseless operation.
Show More

DR TRANNY LUBEGARD AUTOMATIC TRANSMISSION INSTANT SHUDDER FIX 6 PACK

Lubegard
0.5 Pounds

Ratings for Lubegard (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
G.P.S. 339
Newparts 637

Features

The original transmission shudder fix
A concentrated friction modifier formulated specifically for instantly eliminating torque converter lock-up shudder
Show More
Top 25

RVS Technology T6A Automatic Transmission Treatment. for transmissions with an Oil Capacity up to 6 qt. Safe for All Automatic/Dual Clutch transmissions, DSG, S-Tronic, PDK

RVS Technology
13
2.5 x 2.5 x 6.0 Inches

Ratings for RVS Technology (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
RVS USA -

Features

Prolonges life cycle of components (30-70%)
Reduces replacement demand of costly spare parts as wear process almost stops
Show More
Top 26

Cerma Automatic Transmission Treatment - Clean, Revitalize, and Protect Transmission. Restore Smooth Shifting, Stop Slippage

Cerma
CMTAT-1
1.5 x 4.5 x 3.0 Inches
0.1257 Pounds

Ratings for Cerma (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Cerma Treatment -

Features

Restores performance and fixes many transmission issues
Stops slippage, hesitation and rough shifting in worn transmissions
Show More

Bar's Leaks Axle and Differential Gear Repair

Bar's Leaks
1816
3.5 x 2.0 x 8.8 Inches

Ratings for Bar's Leaks (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Seal Conditioner – stops current and prevents future leaks by protecting and reconditioning seals.
Extreme Pressure (EP) and Anti-Wear (AW) Agents – provide excellent metal-to-metal wear protection reducing noise and gear temperatures. Our sulfur, nitrogen and phosphorus additives meet the requirements of API GL-4 and GL-5 specifications.
Show More
Top 28

LUBEGARD M-V Automatic Transmission Oil Fluid Supplement Mercon-V Synthetic ATF 3 pack

Lubegard

Ratings for Lubegard (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Auto Barn 8,197
Oregon Performance Transmission -

Features

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 the friction
Show More
Top 29

Lubegard 67010 CVT Recharge & Protect, 10 fl. oz.

Lubegard
67010
2.938 x 2.0 x 7.313 Inches
0.625 Pounds

Ratings for Lubegard (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
Newparts 637

Features

For use in all CVT transmissions
Corrects and prevents problems caused by worn-out, degraded fluid
Show More
Top 30

Hapco Products - Pro-Seal – 8 oz.

Hapco Products Co.
8542053453
0.5 Pounds

Ratings for Hapco Products Co. (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Hapco Products Co. -

Features

Positively stops oil / fluid leaks - Guaranteed or your money back!
Engines, transmissions, differentials, power steering and hydraulic systems
Show More

Top 10 Transmission Fluid Additives - Verified to Buy (New Dec. 2022)

Top 10 Transmission Fluid Additives Brands on Amazon

Here is the list of top-rated brands that were evaluated by CherryPicks.

  • Hot Shot's Secret
  • Bar's Leaks
  • Honda
  • Muscle Products Corp.
  • Liqui Moly
  • Lubegard
  • XADO
  • Prolong Super Lubricants
  • Sea Foam
  • BestLine Lubricants

Top 10 Transmission Fluid Additives Sellers: CPR Seller Rank List

CPR sellers rank is based on CherryPicks-AI bestselling ranking system that helps us analyze each seller's sales trends. The List of top seller ranks is our in-house data, essential for our product ranking to help you make the right shopping choice.

Rank Name Yearly Feedbacks Avg. Ratings
🥇 Gatzies 6,738 4.6
🥈 G.P.S. 5,865 4.9
🥉 Newparts 3,946 4.2
4 GlobalEcom 3,463 4.9
5 B2C Auto Parts 3,161 4.5
6 4Wheel Online 2,671 4.7
7 Blondee Wholesale 2,427 4.6
8 Dave Electronics 2,292 4.8
9 166 Auto Inc 1,796 4.9
10 Auto Barn 654 4.6
View or download top Transmission Fluid Additives seller & rating report
Gatzies [6738] G.P.S. [5865] Newparts [3946] GlobalEcom [3463] B2C Auto Parts [3161] 4Wheel Online [2671] Blondee Wholesale [2427] Dave Electronics [2292] 166 Auto Inc [1796] Auto Barn [654] Gatzies 20% G.P.S. 18% Newparts 12% GlobalEcom 10% B2C Auto Parts 10% 4Wheel Online 8% Blondee Wholesale 7% Dave Electronics 7% 166 Auto Inc 5% Auto Barn 2%

Why Should You Trust Us?

Now hundreds and thousands of Oils & Fluids supplies are available on Amazon, Picking the right one is not easy, and that may take a lot of your time, Right? and What is the best Transmission Fluid Additives to buy in December 2022?

CherryPicks’s Methodology for Evaluating Transmission Fluid Additives

We developed the CherryRatings-AI system to identify and score reviews and the CherryPicks-AI ranking system that uses TensorFlow framework to generate the best list, It will help us evaluate Oils & Fluids items that sell on Amazon. The score of items is based on over ten parameters such as analyzing customer review content, product reviewing rating statistics, brand reputation evaluation, comparing product price with features, etc, You can visit How We Rank to learn more in detail.

We collected and analyzed 113 of Transmission Fluid Additives products based on our selection criteria. It helped us shortlist the top qualified and rated Transmission Fluid Additives for Oils & Fluids, We found that most customers choose Transmission Fluid Additives with an average price of $26.66, and the top brands are CRC, Honda, Liqui Moly, Sea Foam, ATP Automotive, Lubegard, Hot Shot's Secret, Bar's Leaks, Prolong Super Lubricants, XADO, Hapco Products Co., zMAX, Slick 50, K&W, Resurs, Cerma, RVS Technology, 4STEED MOTORS, Muscle Products Corp., BestLine Lubricants And HOT SHOTS. 

Then our expert-level editors reviewed all those quality items and selected the top 30 Transmission Fluid Additives for you, We have researched hundreds of sellers and picked the top sellers for Oils & Fluids, including Gatzies, G.P.S., Newparts, GlobalEcom, B2C Auto Parts, 4Wheel Online, Blondee Wholesale, Dave Electronics, 166 Auto Inc, Auto Barn, Elite Tool Center And Metro 24 Wholesale, Inc.. The Hot Shot's Secret - HSSTSE32Z Shift Restore Aut... are available for purchase right now, and The seller of #1 rank product has received honest feedback from 1,105 consumers with an average rating of 4.5.

We've helped a lot of satisfied users get the right Automotive product based on their needs, and save lots of time for them to pick Transmission Fluid Additives to buy.


Written By Craig Hill

Christian Buccho is a mechanic in love with automotive repairs. He will be sharing his experience with us an automotive repairer over the years. He will not only provide us with informative articles, he would also be providing us with hands-on reviews on automotive parts.