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Best Transmission Flushes - Buying Guide

Last Updated: 05/27/2024

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Bestselling Transmission Flushes on Amazon

  1. Lubegard 19025 Kooler Kleen Transmission Cooler Flush High Pressure Formula, 18 oz.
  2. Lubegard 95001 Transmission Flush, 10 oz.
  3. Lubegard 19001-UNV Kooler Kleen Transmission Cooler Flush with 2-in-1 Fitting, 13.25 oz.
  4. Castrol TranSynd 668 Full-Synthetic Automatic Transmission Fluid, 5 Gallon Pail
  5. Smilyeez Listing for BG Transmission Service Flush Kit PN K6600 Includes PM 106 Cleaner & PN 310 Con...
  6. Vevor Flush Machine DC12V 0-60PSI Automatic Transmission Fluid Exchanger Heavy Duty Transmission Flu...
  7. Liqui Moly Pro-Line Automatic Transmission Cleaner 20224 1 Liter (1)
  8. INTSUPERMAI Oil Flush Machine Auto DC12V Oil Changer Flush Cleaning Machine Automatic Transmission F...
  9. CTA Tools 7650 Transmission Oil Drain and Flush Kit
  10. Lubegard 98602 Flush and Protect Performance Pack for Automatic Transmissions
As an Amazon Associate we earn a fee from qualifying purchases when you follow a link to Amazon from this page. We rank the products, but the links to Amazon are promotional.

  #1

Lubegard 19025 Kooler Kleen Transmission Cooler Flush High Pressure Formula, 18 oz.

Asin: B073TQGYFZ   |   Model: 19025   |   PartNumber: 19025   |   Ean: 0083137190257   |   UPC: 083137190257

Features

  • High pressure water based formula physically removes gunk from transmission cooler lines by flushing out grease, dirt, sludge, and metal shavings
  • Prevents costly comebacks by eliminating build-up of new or rebuilt units and inhibits the return of foreign deposits including rust which reduces claims
  • Contains no CFC's or chlorinated solvents and leaves no soapy residue
  • OEM and large rebuilder approved; ideal for those that do not have a dedicated flushing machine
  • Standard 5/16 fitting
  • See more on Amazon...

Contains No Cfc's Or Chlorinated Solvents And Leaves No Soapy Residue.
Standard 5/16" Fitting.
Oem And Large Rebuilder Approved; Ideal For Those That Do Not Have A Dedicated Flushing Machine.
Prevents Costly Comebacks By Eliminating Build-Up Of New Or Rebuilt Units And Inhibits The Return Of Foreign Deposits Including Rust Which Reduces Claims.

First Available: 07/09/2017

Brand: Lubegard   |   Manufacturer: LUBEGARD

Dimensions: 2.60 x 9.50 x 2.60 Inches   |   Weight: 0.00 pounds

Amazon Price: $12.10 | as of 05/27/2024 (3:59pm pst) *DETAILS
Availability: In Stock
List Price: $13.63

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  #2

Lubegard 95001 Transmission Flush, 10 oz.

Asin: B0007ZAJS6   |   Model: 95001   |   PartNumber: 95001   |   Ean: 7262318349209, 0083137950011   |   UPC: 083137950011

Features

  • Safely removes varnish deposits
  • Prepares transmission for new fluid
  • Safe for use in manual or automatic transmissions
  • Contains rust and corrosion inhibitors
  • Does not contain harmful solvents
  • See more on Amazon...

Safe For Use In Manual Or Automatic Transmissions.
Does Not Contain Harmful Solvents.
Contains Rust And Corrosion Inhibitors.
Prepares Transmission For New Fluid.

Brand: Lubegard   |   Manufacturer: Lubegard

Weight: 0.63 pounds

Warranty: LIMITED WARRANTY

Amazon Price: $11.27 ($1.13 / Fl Oz) | as of 05/27/2024 (3:59pm pst) *DETAILS
Availability: In Stock

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  #3

Lubegard 19001-UNV Kooler Kleen Transmission Cooler Flush with 2-in-1 Fitting, 13.25 oz.

Asin: B097F9Z5PM   |   Model: 19001-UNV   |   PartNumber: 19001-UNV   |   Ean: 0083137190028   |   UPC: 083137190028

Features

  • For use in all transmissions including automatic, CVT, DCT and manual transmissions
  • Removes grease, dirt, sludge and metal shavings
  • Prevents new or rebuilt transmissions from pollutants
  • Will not pollute new transmission fluid
  • Contains no CFCs or Chlorinated solvents
  • See more on Amazon...

Prevents New Or Rebuilt Transmissions From Pollutants.
Contains No Cfcs Or Chlorinated Solvents.
Will Not Pollute New Transmission Fluid.
Removes Grease, Dirt, Sludge And Metal Shavings.

Brand: Lubegard   |   Manufacturer: Lubegard

Dimensions: 2.68 x 9.37 x 2.95 inches   |   Weight: 1.17 Pounds

Amazon Price: $8.38 | as of 05/27/2024 (3:59pm pst) *DETAILS
Availability: In Stock
List Price: $16.49

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  #4

Castrol TranSynd 668 Full-Synthetic Automatic Transmission Fluid, 5 Gallon Pail

Asin: B0977Q8S49   |   Model: 15E2E0   |   PartNumber: 15E2E0   |   Ean: 0079191219638   |   UPC: 079191219638

Features

  • TranSynd is a full-synthetic, automatic transmission fluid designed specifically for ALLISON transmissions / TES 468 is now covered by TranSynd 668
  • Allows for extended drain intervals of up to 300,000 miles / 48 months in general-duty transmissions and up to 150,000 miles / 48 months in severe-duty transmissions
  • 12 times longer drain intervals than conventional and other non-TES 668 and non0-TES 295 fluids
  • Shear stability that helps maintain a stable viscosity which provides wear protection in gears throughout the drain interval
  • Improved gear protection, extended anti-shudder durability and extended clutch-friction durability
  • See more on Amazon...

12 Times Longer Drain Intervals Than Conventional And Other Non-Tes 668 And Non0-Tes 295 Fluids.
Improved Gear Protection, Extended Anti-Shudder Durability And Extended Clutch-Friction Durability.
Shear Stability That Helps Maintain A Stable Viscosity Which Provides Wear Protection In Gears Throughout The Drain Interval.
Allows For Extended Drain Intervals Of Up To 300,000 Miles / 48 Months In General-Duty Transmissions And Up To 150,000 Miles / 48 Months In Severe-Duty Transmissions.

Brand: Castrol   |   Manufacturer: Castrol

Warranty: 3 months

Amazon Price: $196.50 ($0.31 / Fl Oz) | as of 05/27/2024 (3:59pm pst) *DETAILS
Availability: In Stock
Used Price: $185.13 ($0.29 / Fl Oz)

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  #5

Smilyeez Listing for BG Transmission Service Flush Kit PN K6600 Includes PM 106 Cleaner & PN 310 Conditioner with Pocket Screw Driver (1 Kit)

Asin: B0B3JRNWVM   |   Ean: 3513314102263

Features

  • Prolongs fluid life
  • Maintains transmission performance
  • Extends transmission life
  • Prevents thermal breakdown of fluid
  • Greatly improves oxidation stability
  • See more on Amazon...

Extends Transmission Life.
Greatly Improves Oxidation Stability.
Prevents Thermal Breakdown Of Fluid.
Maintains Transmission Performance.

Brand: Smilyeez   |   Manufacturer: BG Products

Amazon Price: $44.95 | as of 05/27/2024 (3:59pm pst) *DETAILS
Availability: In Stock

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  #6

Vevor Flush Machine DC12V 0-60PSI Automatic Transmission Fluid Exchanger Heavy Duty Transmission Flush Machine for Small Gasoline Motor Car and Diesel Vehicle : Automotive

Asin: B01MZ92N7U   |   Model: Mophorn Flush Machine DC12V   |   PartNumber: Mophorn Flush Machine DC12V   |   Ean: 0601285850351   |   UPC: 601285850351

Features

  • Auto Transmission Flush Machine: Driving Force: (Electric) DC12V; Pressure Gauge: 0-60PSI
  • Oil cycling flow speed monitor; effectively protect the gear-box and remove the grease and metal fillings.
  • Scope: Middle, small gasoline motor car & diesel vehicle; change the oil by the power of gear-box and the exchanger.
  • The transmission oil exchanger has the vehicle in and out of the service bay in less than 15 minutes; easy convenient and no damage to other engine components.
  • The automatic refrigerant refill feature maintains a user-selectable amount of refrigerant in an internal vessel and signals when it's time to change supply tank, no monitoring required.
  • See more on Amazon...

Scope: Middle, Small Gasoline Motor Car & Diesel Vehicle; Change The Oil By The Power Of Gear-Box And The Exchanger..
The Automatic Refrigerant Refill Feature Maintains A User-Selectable Amount Of Refrigerant In An Internal Vessel And Signals When It's Time To Change Supply Tank, No Monitoring Required..
The Transmission Oil Exchanger Has The Vehicle In And Out Of The Service Bay In Less Than 15 Minutes; Easy Convenient And No Damage To Other Engine Components..
Oil Cycling Flow Speed Monitor; Effectively Protect The Gear-Box And Remove The Grease And Metal Fillings..

Brand: Vevor   |   Manufacturer: Mophorn

Amazon Price: $499.99 | as of 05/27/2024 (3:59pm pst) *DETAILS
Availability: In Stock

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  #7

Liqui Moly Pro-Line Automatic Transmission Cleaner 20224 1 Liter (1)

Asin: B07B3X1N9N   |   Model: 5101L2   |   PartNumber: 5101L2   |   Ean: 4100420202247

Features

  • Cleans Automatic Transmissions
  • For Optimum Gear Shift Performance
  • Cleans and Frees ATF Circuit of Deposits and Residues
  • See more on Amazon...

Cleans And Frees Atf Circuit Of Deposits And Residues.
For Optimum Gear Shift Performance.

Brand: Liqui Moly

Dimensions: 10.24 x 1.81 x 1.81 Inches   |   Weight: 2.20 pounds

Amazon Price: $34.99 ($1.03 / Fl Oz) | as of 05/27/2024 (3:59pm pst) *DETAILS

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  #8

INTSUPERMAI Oil Flush Machine Auto DC12V Oil Changer Flush Cleaning Machine Automatic Transmission Fluid Exchanger Fluid Exchange Machine with Computer Control for Changing Oil

Asin: B0CKSCMSVB   |   Model: S053092   |   PartNumber: S053092   |   Ean: 0840403730285   |   UPC: 840403730285

Features

  • - This cleaning and oil changing machine adopts intelligent cotrol and HD LED display,you can observe situation in real time through highly transparent old & new oil window.Besides,the indicator of oil return pressure gauge is not easy to vibrate,measuring standard.
  • . There are 2 3.3gal(15L) large capacity oil drums,this automatic transmission fluid exchanger allows for long-term storage of new and used oil.Filling and pumping can be carried out at the same time to solve the cross contamination of new and old oil.
  • The oil changing machine comes with various stainless steel quick joints,which are suitable for many different models,saves your time and energy.
  • & Equipped with stainless steel joint,it effectively prevents liquid damage to the joint.And the alligator clips are also thickened for easy insertion and safe operation.
  • Our automatic transmission oil changer can be used in trucks,new energy vehicles,buses,construction machinery and other models,widely used in automobile sales shops,auto repair shops,automobile schools,automobile beauty salons and other places.
  • See more on Amazon...

🚗【𝐑𝐞𝐩𝐥𝐚𝐜𝐞𝐚𝐛𝐥𝐞 𝐉𝐨𝐢𝐧𝐭𝐬 】The Oil Changing Machine Comes With Various Stainless Steel Quick Joints,Which Are Suitable For Many Different Models,Saves Your Time And Energy..
🚗【𝐖𝐢𝐝𝐞 𝐀𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧】Our Automatic Transmission Oil Changer Can Be Used In Trucks,New Energy Vehicles,Buses,Construction Machinery And Other Models,Widely Used In Automobile Sales Shops,Auto Repair Shops,Automobile Schools,Automobile Beauty Salons And Other Places..
🚗【𝐒𝐢𝐦𝐩𝐥𝐞 & 𝐒𝐚𝐟𝐞 𝐎𝐩𝐞𝐫𝐚𝐭𝐢𝐨𝐧】Equipped With Stainless Steel Joint,It Effectively Prevents Liquid Damage To The Joint.And The Alligator Clips Are Also Thickened For Easy Insertion And Safe Operation..
🚗【𝐓𝐰𝐨 𝟑.𝟑𝐠𝐚𝐥 𝐎𝐢𝐥 𝐃𝐫𝐮𝐦𝐬 】There Are 2 3.3Gal(15L) Large Capacity Oil Drums,This Automatic Transmission Fluid Exchanger Allows For Long-Term Storage Of New And Used Oil.Filling And Pumping Can Be Carried Out At The Same Time To Solve The Cross Contamination Of New And Old Oil..

Brand: INTSUPERMAI   |   Manufacturer: INTSUPERMAI

Amazon Price: $755.00 | as of 05/27/2024 (3:59pm pst) *DETAILS
Availability: In stock Usually ships within 2 to 3 days.

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  #9

CTA Tools 7650 Transmission Oil Drain and Flush Kit

Asin: B07CBPH9D3   |   Model: 7650   |   PartNumber: 7650   |   Ean: 0053001076505   |   UPC: 053001076505

Features

  • Fully Drains Transmission Oil Cleanly by Air Pressure
  • Most Draining Methods Use Gravity, Leaving Up to 26L of Oil Left in the System
  • Services Mercedes 7226 and 7229 Transmission
  • BMW 6HP And 8HP Transmission
  • Fit Type: Universal Fit
  • See more on Amazon...

Services Mercedes 7226 And 7229 Transmission.
Fit Type: Universal Fit.
Bmw 6Hp And 8Hp Transmission.
Most Draining Methods Use Gravity, Leaving Up To 26L Of Oil Left In The System.

First Available: 04/05/2018

Brand: CTA Tools   |   Manufacturer: CTA Tools

Weight: 3.85 pounds

Amazon Price: $171.14 | as of 05/27/2024 (3:59pm pst) *DETAILS
Availability: In Stock

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  #10

Lubegard 98602 Flush and Protect Performance Pack for Automatic Transmissions

Asin: B000F2GKJI   |   Model: 98602   |   PartNumber: 98602   |   Ean: 0083137986027   |   UPC: 083137986027

Features

  • Safely removes varnish deposits
  • Prepares transmission for new fluid
  • Protects against heat, wear and oxidation
  • The protectant used by transmission professionals worldwide
  • The only product used and endorsed by automakers
  • See more on Amazon...

Protects Against Heat, Wear And Oxidation.
The Only Product Used And Endorsed By Automakers.
The Protectant Used By Transmission Professionals Worldwide.
Prepares Transmission For New Fluid.

Brand: Lubegard   |   Manufacturer: Lubegard

Amazon Price: $17.99 ($0.90 / Ounce) | as of 05/27/2024 (3:59pm pst) *DETAILS
Availability: In Stock

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