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Are these antifreeze concentration testers reliable? If so, I think I am good for winter : r/MechanicAdvice

4.8 (96) · € 39.00 · En Stock

Do those cheap coolant testers work? : r/cars

3-in-1 Antifreeze Refractometer in Fahrenheit

ABN Deluxe Antifreeze and Coolant Tester Hydrometer Tester

Function 1 Freezing Point Tester: The refractometer is measuring freezing point temperature of ethylene glycol or propylene based automobile

3-in-1 Antifreeze Refractometer in Fahrenheit Antifreeze Coolant Tester Refractometer for Checking Freezing Point of Automobile Antifreeze Systems and

The antifreeze refractometer can be used for measuring the freezing point of glycol, antifreeze, coolant and battery Acid. It can also be used for

Antifreeze Refractometer Coolant Tester for Checking Freezing Point, Concentration of Glycol, Battery Acid Condition, Freezing Point Meter Coolant

trouble with coolant flush : r/MechanicAdvice

My vehicle specifies Ultra Low Sulfer Diesel, no higher than B5

How do I determine rather my antifreeze levels are enough before

New to midwest winters, is cold bad for reliability of car? : r