we’ve put together a collection of the best Transmission Additives that are currently available on the market. To help you find the perfect Transmission Additive among a wide variety of options, we constantly update our collection with new and trending models.

10 Best Transmission Additives

Based on dozens of customer reviews and ratings, the followings are the top 10 best-selling Transmission Additives:

Top Rated Transmission Additive Reviews

Since we’ve mentioned 10 different models of Transmission Additives on the above list, it may be difficult for you to find the right one for your needs. This is why we listed the key features of each of these Transmission Additives below:

Sale1

Product Highlights:

  • The original transmission shudder fix
  • 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)
  • Voted top product by transmission professionals
Sale2

Product Highlights:

  • 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
Sale3

Product Highlights:

  • 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
Sale4

Product Highlights:

  • Improves shifting
  • Extends fluid life
  • AFFORDABLE SOLUTIONS
  • Reduces noise and shudder
5

Product Highlights:

  • 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
Sale6

Product Highlights:

  • Outstanding resistance to oxidation
  • Prevents foam formation
  • good low temparature properties
  • Fit type: Universal Fit
7

Product Highlights:

  • 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
8

Product Highlights:

  • 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
Sale9

Product Highlights:

  • 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
Sale10

Product Highlights:

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

Video Overview

Does Lucas Transmission Fix Work? Let's find out!

Lucas Transmission Fix tested in a worn transmission. Lucas Transmission Fix claims to stop slip, hesitation and rough shifting in worn transmissions.

Final Words

So, these are all of the Best Transmission Additives available on the market. We hope this collection was helpful to find the right Transmission Additive for the money. However, we recommend checking out the features, benefits, and problems of each of these Transmission Additives before taking your decision.