10 bestCoolant Additivesof January 2025
112M consumers helped this year.
1
Prestone AF2000 Extended Life Antifreeze - 1 Gallon
Prestone
9.8
2
Prestone AF850 Dex-Cool 50/50 Antifreeze - 1 Gallon
Prestone
9.6
3
Zerex ZXELRU1 DEX-Cool Antifreeze/Coolant - Gallon
Valvoline
9.4
5% off
4
Engine Ice TYDS008 High Performance Coolant - 0.5 Gallon
Engine Ice
9.2
5
Red Line 80204 Water Wetter -12oz. 2 Bottles
Red Line
9.0
Other
Prestone AS105 Radiator Flush and Cleaner - 22 oz.
Zerex 875537 G-48 Antifreeze Coolant, Blue, 50/50 (Pre-diluted) 4 x 3.78L, 4 (Non-Carb Compliant)
Zerex 675130 Asian Vehicle Anitfreeze/Coolant - Gallon
Royal Purple 01600 Purple Ice Super-Coolant Radiator Additive, 12-Ounce
6
Zerex Asian Vehicle Blue Silicate and Borate Free 50/50 Prediluted Ready-to-Use Antifreeze/Coolant 1 GA
Zerex
8.7
7
Zerex ZXGO51 G-05 Antifreeze - Gallon
Valvoline
8.5
5% off
8
Liqui Moly Radiator Stop Leak | 250 ml | Cooler additive | SKU: 20132
Liqui Moly
8.2
20% off
9
Zerex Original Green Antifreeze/Coolant - 1 Gallon
Zerex
7.9
6% off
10
Land Rover Genuine OEM Orange Coolant
Land Rover
7.7
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