The best antifreeze testers

Parkers has been researching the best antifreeze testers available. Read on to find out how you can keep an eye on your coolant temperature.

Best Antifreeze: That's Cool

Tech 101 - the colors of antifreeze

Best coolant testers 2022

Buy Battery Antifreeze Tester Anti-freeze Coolant Rapid Tester 6 V 12 V 24 V F-Best at Aliexpress for . Find more , and products. Enjoy ✓Free Shipping

Battery Antifreeze Tester Anti-freeze Coolant Rapid Tester 6 V 12 V 24 V F-Best

Custom Accessories 46664 Antifreeze/Coolant Tester - Simpson

Best coolant testers 2022

Prestone DEX-COOL Antifreeze+Coolant (1 Gal - Ready to Use) AF850

Custom Accessories -40 F Antifreeze Tester

Anti-Freeze Tester, Reads ethylene glycol type anti-freeze ,balls indicates strength of antifreeze, works in hot or cold radiators, color coded balls

Performance Tool -54 F Antifreeze Tester

Works for all ethylene glycol coolants, including GM Dex-Cool | Easily checks condition of antifreeze and coolant | Simple to useThis deluxe antifreeze and coolant tester works for all ethylene glycol coolants, including GM Dex-Cool. The tester easily checks the condition of antifreeze and coolant. It features instructions for testing ethylene glycol antifreeze and is extremely simple to use.