Best Radiator Flushes. Reviews September, 2020

Prestone AS105 Radiator Flush and Cleaner - 22 oz.

Search only Prestone brand name
Prestone AS105 Radiator Flush and Cleaner - 22 oz.

Current price: 3.84 USD


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Height: 8.5 Inches

Length: 8 Inches

Width: 7.8 Inches

Weight: 0.9 Pounds

  • Strong enough to help restore maximum cooling system efficiency
  • Effectively removes heavy deposits by drawing metal oxides into the solution
  • Non-toxic, non-acidic formula is easy-to-use and safe for all cooling system metals
  • Cleans cooling systems to help prevent overheating
  • 2-in-1 formula designed for light flushing and heavy-duty cleaning

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Prestone AS107 / AS105 Super Radiator Flush,22 oz

Search only Prestone brand name
Prestone AS107 / AS105 Super Radiator Flush,22 oz

Current price: 13.15 USD


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Height: 7 Inches

Length: 4 Inches

Width: 2 Inches

Weight: 1.37 Pounds

  • Strong enough to help restore maximum cooling system efficiency
  • Effectively removes heavy deposits by drawing metal oxides into the solution
  • Non-toxic, non-acidic formula is easy-to-use and safe for all cooling system metals
  • Cleans cooling systems to help prevent overheating
  • 2-in-1 formula designed for light flushing and heavy-duty cleaning
  • A strong chelating compound binds rust and other corrosion deposits to help flush them out
  • Intended for cars with heavier build ups of rust and radiator and heater core deposits
  • Helps maximize cooling system efficiency
  • Remove rust deposits and oily residue

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BlueDevil Radiator Flush

Search only BlueDevil Products brand name
BlueDevil Radiator Flush

Current price: 15.06 USD


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  • Strong enough to help restore maximum cooling system efficiency
  • Effectively removes heavy deposits by drawing metal oxides into the solution
  • Non-toxic, non-acidic formula is easy-to-use and safe for all cooling system metals
  • Cleans cooling systems to help prevent overheating
  • 2-in-1 formula designed for light flushing and heavy-duty cleaning
  • A strong chelating compound binds rust and other corrosion deposits to help flush them out
  • Intended for cars with heavier build ups of rust and radiator and heater core deposits
  • Helps maximize cooling system efficiency
  • Remove rust deposits and oily residue
  • Concentrated Formula
  • Advanced Cleaning Power 
  • Extends Vehicle Life 
  • Improve performance
  • Specially formulated coolant flush works well in all vehicles

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Irontite ThoroFlush (468-9110-16)

Search only Irontite brand name
Irontite ThoroFlush (468-9110-16)

Current price: 20.21 USD


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Height: 4 Inches

Length: 9 Inches

Width: 3 Inches

Weight: 1 Pounds

Warranty: LIMITED WARRANTY

  • Strong enough to help restore maximum cooling system efficiency
  • Effectively removes heavy deposits by drawing metal oxides into the solution
  • Non-toxic, non-acidic formula is easy-to-use and safe for all cooling system metals
  • Cleans cooling systems to help prevent overheating
  • 2-in-1 formula designed for light flushing and heavy-duty cleaning
  • A strong chelating compound binds rust and other corrosion deposits to help flush them out
  • Intended for cars with heavier build ups of rust and radiator and heater core deposits
  • Helps maximize cooling system efficiency
  • Remove rust deposits and oily residue
  • Concentrated Formula
  • Advanced Cleaning Power 
  • Extends Vehicle Life 
  • Improve performance
  • Specially formulated coolant flush works well in all vehicles
  • Safe for use on Cast Iron, Aluminum or Plastic
  • Cleans Auto, HD Truck and Equipment Cooling Systems
  • Loosens and removes rust, scale, grease, oil and sludge
  • Industrial Strength concentrated radiator, engine coolant system and fuel tank cleaner

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Gunk Motor Medic C1412 10-Minute Radiator Flush - 11 oz.

Search only Gunk brand name
Gunk Motor Medic C1412 10-Minute Radiator Flush - 11 oz.

Current price: 9.35 USD


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Height: 5.69 Inches

Length: 2.72 Inches

Width: 2.72 Inches

Weight: 0.81 Pounds

  • Strong enough to help restore maximum cooling system efficiency
  • Effectively removes heavy deposits by drawing metal oxides into the solution
  • Non-toxic, non-acidic formula is easy-to-use and safe for all cooling system metals
  • Cleans cooling systems to help prevent overheating
  • 2-in-1 formula designed for light flushing and heavy-duty cleaning
  • A strong chelating compound binds rust and other corrosion deposits to help flush them out
  • Intended for cars with heavier build ups of rust and radiator and heater core deposits
  • Helps maximize cooling system efficiency
  • Remove rust deposits and oily residue
  • Concentrated Formula
  • Advanced Cleaning Power 
  • Extends Vehicle Life 
  • Improve performance
  • Specially formulated coolant flush works well in all vehicles
  • Safe for use on Cast Iron, Aluminum or Plastic
  • Cleans Auto, HD Truck and Equipment Cooling Systems
  • Loosens and removes rust, scale, grease, oil and sludge
  • Industrial Strength concentrated radiator, engine coolant system and fuel tank cleaner
  • MOTOR MEDIC is a local family owned company based out of Charlotte, NC. For more than 75 years, LIQUID WRENCH products, developed by the people who use them, has earned the trust of hard-working tradesment and the active DIYer through consistent, superior performance and a commitment to innovation.MOTOR MEDIC

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Prestone AS110 Radiator Flush and Degreaser, 32 oz

Search only Prestone brand name
Prestone AS110 Radiator Flush and Degreaser, 32 oz

Current price: 12.1 USD


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  • Strong enough to help restore maximum cooling system efficiency
  • Effectively removes heavy deposits by drawing metal oxides into the solution
  • Non-toxic, non-acidic formula is easy-to-use and safe for all cooling system metals
  • Cleans cooling systems to help prevent overheating
  • 2-in-1 formula designed for light flushing and heavy-duty cleaning
  • A strong chelating compound binds rust and other corrosion deposits to help flush them out
  • Intended for cars with heavier build ups of rust and radiator and heater core deposits
  • Helps maximize cooling system efficiency
  • Remove rust deposits and oily residue
  • Concentrated Formula
  • Advanced Cleaning Power 
  • Extends Vehicle Life 
  • Improve performance
  • Specially formulated coolant flush works well in all vehicles
  • Safe for use on Cast Iron, Aluminum or Plastic
  • Cleans Auto, HD Truck and Equipment Cooling Systems
  • Loosens and removes rust, scale, grease, oil and sludge
  • Industrial Strength concentrated radiator, engine coolant system and fuel tank cleaner
  • MOTOR MEDIC is a local family owned company based out of Charlotte, NC. For more than 75 years, LIQUID WRENCH products, developed by the people who use them, has earned the trust of hard-working tradesment and the active DIYer through consistent, superior performance and a commitment to innovation.MOTOR MEDIC
  • Safe for all antifreeze/coolants, metals, gaskets, hoses, and plastics
  • Helps prevent overheating, a major cause of engine failure
  • Strips away corrosion by-product from metal surfaces without causing damage
  • Eliminates oil and fuel contamination and restores cabin heat
  • 2-in-1 cooling system cleaner dissolves corrosion and removes grease

More Info

Hy-Per Lube HFL400 Hy-per Cool Radiator Cleaner & Super Flush - 16 oz.

Search only Hy-Per Lube brand name
Hy-Per Lube HFL400 Hy-per Cool Radiator Cleaner & Super Flush - 16 oz.

Current price: 13.99 USD


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Height: 9.3 Inches

Length: 2.6 Inches

Width: 2.6 Inches

Weight: 1.05 Pounds

Warranty: See manufacturer

  • Strong enough to help restore maximum cooling system efficiency
  • Effectively removes heavy deposits by drawing metal oxides into the solution
  • Non-toxic, non-acidic formula is easy-to-use and safe for all cooling system metals
  • Cleans cooling systems to help prevent overheating
  • 2-in-1 formula designed for light flushing and heavy-duty cleaning
  • A strong chelating compound binds rust and other corrosion deposits to help flush them out
  • Intended for cars with heavier build ups of rust and radiator and heater core deposits
  • Helps maximize cooling system efficiency
  • Remove rust deposits and oily residue
  • Concentrated Formula
  • Advanced Cleaning Power 
  • Extends Vehicle Life 
  • Improve performance
  • Specially formulated coolant flush works well in all vehicles
  • Safe for use on Cast Iron, Aluminum or Plastic
  • Cleans Auto, HD Truck and Equipment Cooling Systems
  • Loosens and removes rust, scale, grease, oil and sludge
  • Industrial Strength concentrated radiator, engine coolant system and fuel tank cleaner
  • MOTOR MEDIC is a local family owned company based out of Charlotte, NC. For more than 75 years, LIQUID WRENCH products, developed by the people who use them, has earned the trust of hard-working tradesment and the active DIYer through consistent, superior performance and a commitment to innovation.MOTOR MEDIC
  • Safe for all antifreeze/coolants, metals, gaskets, hoses, and plastics
  • Helps prevent overheating, a major cause of engine failure
  • Strips away corrosion by-product from metal surfaces without causing damage
  • Eliminates oil and fuel contamination and restores cabin heat
  • 2-in-1 cooling system cleaner dissolves corrosion and removes grease
  • Hy-per Lube Super Flush removes coolant gels and neutralizes acids in the cooling system. It cleans the entire cooling system preventing overheating and corrosion
  • Helps Prevent Formation of Scales / Deposits
  • Neutralizes Acids That Cause Corrosion
  • Reduces Operating Temperatures
  • Eliminates Damaging Coolant Gels

More Info

Hy-Per Lube HFL400-4PK Hy-per Cool Radiator Cleaner & Super Flush -16 oz, (Pack of 4)

Search only Hy-Per Lube brand name
Hy-Per Lube HFL400-4PK Hy-per Cool Radiator Cleaner & Super Flush -16 oz, (Pack of 4)

Current price: 22.08 USD


Check price and availability


Height: 10 Inches

Length: 5.5 Inches

Width: 5.5 Inches

Weight: 4.44 Pounds

Warranty: See manufacturer

  • Strong enough to help restore maximum cooling system efficiency
  • Effectively removes heavy deposits by drawing metal oxides into the solution
  • Non-toxic, non-acidic formula is easy-to-use and safe for all cooling system metals
  • Cleans cooling systems to help prevent overheating
  • 2-in-1 formula designed for light flushing and heavy-duty cleaning
  • A strong chelating compound binds rust and other corrosion deposits to help flush them out
  • Intended for cars with heavier build ups of rust and radiator and heater core deposits
  • Helps maximize cooling system efficiency
  • Remove rust deposits and oily residue
  • Concentrated Formula
  • Advanced Cleaning Power 
  • Extends Vehicle Life 
  • Improve performance
  • Specially formulated coolant flush works well in all vehicles
  • Safe for use on Cast Iron, Aluminum or Plastic
  • Cleans Auto, HD Truck and Equipment Cooling Systems
  • Loosens and removes rust, scale, grease, oil and sludge
  • Industrial Strength concentrated radiator, engine coolant system and fuel tank cleaner
  • MOTOR MEDIC is a local family owned company based out of Charlotte, NC. For more than 75 years, LIQUID WRENCH products, developed by the people who use them, has earned the trust of hard-working tradesment and the active DIYer through consistent, superior performance and a commitment to innovation.MOTOR MEDIC
  • Safe for all antifreeze/coolants, metals, gaskets, hoses, and plastics
  • Helps prevent overheating, a major cause of engine failure
  • Strips away corrosion by-product from metal surfaces without causing damage
  • Eliminates oil and fuel contamination and restores cabin heat
  • 2-in-1 cooling system cleaner dissolves corrosion and removes grease
  • Hy-per Lube Super Flush removes coolant gels and neutralizes acids in the cooling system. It cleans the entire cooling system preventing overheating and corrosion
  • Helps Prevent Formation of Scales / Deposits
  • Neutralizes Acids That Cause Corrosion
  • Reduces Operating Temperatures
  • Eliminates Damaging Coolant Gels
  • Hy-per Lube Super Flush removes coolant gels and neutralizes acids in the cooling system. It cleans the entire cooling system preventing overheating and corrosion
  • Helps Prevent Formation of Scales / Deposits
  • Neutralizes Acids That Cause Corrosion
  • Reduces Operating Temperatures
  • Eliminates Damaging Coolant Gels

More Info

Blue Devil (00204-6PK) Radiator Flush - 32 Ounce, (Pack of 6)

Search only Blue Devil brand name
Blue Devil (00204-6PK) Radiator Flush - 32 Ounce, (Pack of 6)

Current price: 42.4 USD


Check price and availability


  • Strong enough to help restore maximum cooling system efficiency
  • Effectively removes heavy deposits by drawing metal oxides into the solution
  • Non-toxic, non-acidic formula is easy-to-use and safe for all cooling system metals
  • Cleans cooling systems to help prevent overheating
  • 2-in-1 formula designed for light flushing and heavy-duty cleaning
  • A strong chelating compound binds rust and other corrosion deposits to help flush them out
  • Intended for cars with heavier build ups of rust and radiator and heater core deposits
  • Helps maximize cooling system efficiency
  • Remove rust deposits and oily residue
  • Concentrated Formula
  • Advanced Cleaning Power 
  • Extends Vehicle Life 
  • Improve performance
  • Specially formulated coolant flush works well in all vehicles
  • Safe for use on Cast Iron, Aluminum or Plastic
  • Cleans Auto, HD Truck and Equipment Cooling Systems
  • Loosens and removes rust, scale, grease, oil and sludge
  • Industrial Strength concentrated radiator, engine coolant system and fuel tank cleaner
  • MOTOR MEDIC is a local family owned company based out of Charlotte, NC. For more than 75 years, LIQUID WRENCH products, developed by the people who use them, has earned the trust of hard-working tradesment and the active DIYer through consistent, superior performance and a commitment to innovation.MOTOR MEDIC
  • Safe for all antifreeze/coolants, metals, gaskets, hoses, and plastics
  • Helps prevent overheating, a major cause of engine failure
  • Strips away corrosion by-product from metal surfaces without causing damage
  • Eliminates oil and fuel contamination and restores cabin heat
  • 2-in-1 cooling system cleaner dissolves corrosion and removes grease
  • Hy-per Lube Super Flush removes coolant gels and neutralizes acids in the cooling system. It cleans the entire cooling system preventing overheating and corrosion
  • Helps Prevent Formation of Scales / Deposits
  • Neutralizes Acids That Cause Corrosion
  • Reduces Operating Temperatures
  • Eliminates Damaging Coolant Gels
  • Hy-per Lube Super Flush removes coolant gels and neutralizes acids in the cooling system. It cleans the entire cooling system preventing overheating and corrosion
  • Helps Prevent Formation of Scales / Deposits
  • Neutralizes Acids That Cause Corrosion
  • Reduces Operating Temperatures
  • Eliminates Damaging Coolant Gels
  • Concentrated Formula
  • Advanced Cleaning Power 
  • Extends Vehicle Life 
  • Improve performance
  • Specially formulated coolant flush works well in all vehicles

More Info

Lubegard 95020 Kool-It Radiator Flush, 16 oz.

Search only Lubegard brand name
Lubegard 95020 Kool-It Radiator Flush, 16 oz.

Current price: 10.68 USD


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Height: 2.2 Inches

Length: 8.3 Inches

Width: 3.4 Inches

Weight: 1.15 Pounds

  • Strong enough to help restore maximum cooling system efficiency
  • Effectively removes heavy deposits by drawing metal oxides into the solution
  • Non-toxic, non-acidic formula is easy-to-use and safe for all cooling system metals
  • Cleans cooling systems to help prevent overheating
  • 2-in-1 formula designed for light flushing and heavy-duty cleaning
  • A strong chelating compound binds rust and other corrosion deposits to help flush them out
  • Intended for cars with heavier build ups of rust and radiator and heater core deposits
  • Helps maximize cooling system efficiency
  • Remove rust deposits and oily residue
  • Concentrated Formula
  • Advanced Cleaning Power 
  • Extends Vehicle Life 
  • Improve performance
  • Specially formulated coolant flush works well in all vehicles
  • Safe for use on Cast Iron, Aluminum or Plastic
  • Cleans Auto, HD Truck and Equipment Cooling Systems
  • Loosens and removes rust, scale, grease, oil and sludge
  • Industrial Strength concentrated radiator, engine coolant system and fuel tank cleaner
  • MOTOR MEDIC is a local family owned company based out of Charlotte, NC. For more than 75 years, LIQUID WRENCH products, developed by the people who use them, has earned the trust of hard-working tradesment and the active DIYer through consistent, superior performance and a commitment to innovation.MOTOR MEDIC
  • Safe for all antifreeze/coolants, metals, gaskets, hoses, and plastics
  • Helps prevent overheating, a major cause of engine failure
  • Strips away corrosion by-product from metal surfaces without causing damage
  • Eliminates oil and fuel contamination and restores cabin heat
  • 2-in-1 cooling system cleaner dissolves corrosion and removes grease
  • Hy-per Lube Super Flush removes coolant gels and neutralizes acids in the cooling system. It cleans the entire cooling system preventing overheating and corrosion
  • Helps Prevent Formation of Scales / Deposits
  • Neutralizes Acids That Cause Corrosion
  • Reduces Operating Temperatures
  • Eliminates Damaging Coolant Gels
  • Hy-per Lube Super Flush removes coolant gels and neutralizes acids in the cooling system. It cleans the entire cooling system preventing overheating and corrosion
  • Helps Prevent Formation of Scales / Deposits
  • Neutralizes Acids That Cause Corrosion
  • Reduces Operating Temperatures
  • Eliminates Damaging Coolant Gels
  • Concentrated Formula
  • Advanced Cleaning Power 
  • Extends Vehicle Life 
  • Improve performance
  • Specially formulated coolant flush works well in all vehicles
  • Requires no neutralizers
  • Safe and easy to use
  • Contains no acids
  • Safe for all cooling systems including aluminum radiators
  • Quickly and safely removes scum, oily residue, sediments, rust, deposits and other degradation products from the cooling system of any car or truck

More Info

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