Top 10 Transmission Additives
for June 2021

Recommendations are independently chosen by MOOZ’s editors. Purchases you make through our links may earn us a commission.

1
9.8
SCORE
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 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)

by XADO Chemical Group
What We like

Stops Transmission Shudder, Reduces Noise & Vibration. Ultimate Stop Slipping Additive

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Product Features

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

Anti friction modifier. eliminates surfaces defects & protects from extreme heat Universal for automatic, cvt, tiptronic, manumatic, semi-automatic transmission Increases performance reliability and prolongs service life of control gears Rebuilds and restores metal parts and protects them from future wear.

2
9.5
SCORE
Hot Shot's Secret - HSSTSE32Z Shift Restore Automatic Transmission Additive 32 Fluid Ounce Bottle

Hot Shot's Secret

HSSTSE32Z Shift Restore Automatic Transmission Additive 32 Fluid Ounce Bottle

by Hot Shot's Secret
What We like

Reduces coefficient of friction

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Product Features

  • Reduces operating temperatures
  • Eliminates rust & corrosion
  • Eliminates station from all automatic & CVT transmissions

Eliminates station from all automatic & cvt transmissions Eliminates rust & corrosion Reduces operating temperatures

3
9.3
SCORE
LUBEGARD Lube Gard Automatic Transmission Fluid ATF Synthetic Additive Red 60902 3 pack

LUBEGARD Lube Gard Automatic Transmission Fluid ATF Synthetic Additive Red 60902 3 pack

by TRANSMISSION PARTS
What We like

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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Product Features

  • Eliminates clutch chatter and torque converter shudder; Softens and modifies harsh shifts making them quicker in duration
  • Eliminates transmission fluid foaming and oxidation and reduces wear throughout the transmission
  • Extends fluid life / Raises the thermal and oxidative stability of the fluid
  • Prevents overheating, reducing elevated operating temperatures up to 40 degrees Farenheit - Optimizes total transmission performance

Extends fluid life / raises the thermal and oxidative stability of the fluid Eliminates clutch chatter and torque converter shudder; softens and modifies harsh shifts making them quicker in duration 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

4
9.2
SCORE
ATP Automotive AT-202 ATF Protectant Synthetic Transmission Additive

ATP Automotive AT-202 ATF Protectant Synthetic Transmission Additive

by ATP
What We like

Eliminates TQ converter shutter and clutch pack chatter, blends with fluid for immediate effectiveness

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Product Features

  • Resists fluid thermal breakdown, oxidation, varnish and sludge
  • Synthetic formula protects transmission by reducing internal heat & wear
  • Improves shift quality and performance in normal to severe duty conditions
  • Compatible with all automatic transmissions and 4x4 transfer cases

Compatible with all automatic transmissions and 4x4 transfer cases Synthetic formula protects transmission by reducing internal heat & wear Resists fluid thermal breakdown, oxidation, varnish and sludge Improves shift quality and performance in normal to severe duty conditions

5
8.8
SCORE
Lucas LUC10009 Transmission Fix 24 oz., Brown (Packaging May Vary)

Lucas LUC10009 Transmission Fix 24 oz.

Brown (Packaging May Vary)

by Lucas Oil
What We like

Improves shifting

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Product Features

  • 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

Lucas transmission fix stops slip, hesitation, rough shifting in worn transmissions and completely eliminates most seal leaks Can be added to existing fluid without draining any out Fit type: universal

6
8.7
SCORE
Muscle Metal Treatment MT-10 Transmission, 8 Fluid Ounces, Anti-Friction Lubricant Additive

Muscle Products Corp. Muscle Metal Treatment MT-10 Transmission

8 Fluid Ounces, Anti-Friction Lubricant Additive

by Muscle Products Corp.
What We like

MT-10 Transmission is an anti-friction additive designed to address extreme-pressure areas, such as planetary and worm gear systems, along with bushings, bearings and shafts

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Product Features

  • Keeps oil passages, orifices, and ball checks clean and fully operational and frees valve body for optimum performance
  • Lubrication technology based on tribologic methods that improve lubricity and load carrying capacity
  • Compatible with all petroleum fluids and most synthetics; Contains no solid lubrcants, chlorinated solvents, or phosphate compounds
  • Polishes, seals and protects metal surface of internal, moving metal parts while lowering operating temperatures

Polishes, seals and protects metal surface of internal, moving metal parts while lowering operating temperatures Keeps oil passages, orifices, and ball checks clean and fully operational and frees valve body for optimum performance Lubrication technology based on tribologic methods that improve lubricity and load carrying capacity Compatible with all petroleum fluids and most synthetics; contains no solid lubrcants, chlorinated solvents, or phosphate compounds

7
8.1
SCORE
Bar's Leaks 1400 Transmission Repair - 16 oz.

Bar's Leaks 1400 Transmission Repair

16 oz.

by Bar's Leaks
What We like

Conditions seals and o-rings

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Product Features

  • Quiets noise
  • Stops slipping and prevents lazy shifts
  • Stops leaks
  • Restores performance

Restores performance Stops leaks Quiets noise Stops slipping and prevents lazy shifts

8
7.8
SCORE
Lubegard 19610 Instant Shudder Fixx, 2 oz.

Lubegard 19610 Instant Shudder Fixx

2 oz.

by Lubegard
What We like

Voted top product by transmission professionals

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Product Features

  • The original transmission shudder fix
  • Provides four times less wear than regular ATF
  • A concentrated friction modifier formulated specifically for instantly eliminating torque converter lock-up shudder
  • For use in any automatic transmission fluid (not for use in Ford Type F or CVT applications)

A concentrated friction modifier formulated specifically for instantly eliminating torque converter lock-up shudder Provides four times less wear than regular atf For use in any automatic transmission fluid (not for use in ford type f or cvt applications) The original transmission shudder fix

9
7.8
SCORE
BG ATC Plus

BG ATC Plus

by BG
What We like

BG ATC Plus helps control transmission shudder' retards formation of sludge and varnish deposits and prevents foaming.

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Product Features

  • It prevents leaks by conditioning hardened seals-keeping them soft and pliable.
  • It improves fluid oxidation stability, thereby prolonging fluid life and the life of the transmission.
  • BG ATC Plus enhances properties of both new and used automatic transmission fluid.

It prevents leaks by conditioning hardened seals-keeping them soft and pliable. It improves fluid oxidation stability, thereby prolonging fluid life and the life of the transmission. BG atc plus enhances properties of both new and used automatic transmission fluid.

10
7.8
SCORE
XADO Atomic Metal Conditioner Maximum for аutomatic transmissions (Syringe 30ml) (Automatic Transmission)

XADO Atomic Metal Conditioner Maximum for аutomatic transmissions (Syringe 30ml) (Automatic Transmission)

by XADO TECH
What We like

Reduces Noise and Vibrations

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Product Features

  • Restores Surfaces and Protects Friction Metal Parts From Wear
  • Increases Performance Reliability and Prolongs Service Life Span of Control Mechanisms
  • Repair Transmission
  • Eliminates Surface Defects

Eliminates surface defects Restores surfaces and protects friction metal parts from wear Increases performance reliability and prolongs service life span of control mechanisms Repair transmission

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