10 bestCoolant Stop Leaksof December 2024
112M consumers helped this year.
1
K-SEAL Coolant Leak Repair, ST9501 472ml Multi-Purpose Formula Stops Leaks in the Radiator, Head Gasket, Block, Water Pump Casing, Heater Core, Freeze Plug - Pour and Go - Designed for Canadian Market
K-Seal
9.8
2
K-Seal ST5501 Multi Purpose One Step Permanent Coolant Leak Repair
K-Seal
9.6
12% off
3
Bar's Leaks HDC Radiator Stop Leak Tablet - 60 grams
Bar's Leaks
9.3
6% off
4
Bar's Leaks 1109 Block Seal Liquid Copper Intake and Radiator Stop Leak - 18 oz.
Bar's Leaks
9.0
5
K-Seal ST5516 HD Multi Purpose One Step Permanent Coolant Leak Repair
K-Seal
8.7
6
Liqui Moly Radiator Stop Leak | 250 ml | Cooler additive | SKU: 20132
Liqui Moly
8.5
7
Bar's Leaks 1194 Grey Radiator Stop Leak - 6 oz.
Bar's Leaks
8.2
30% off
8
Bar's Leaks PLT11 Pelletized Radiator Stop Leak - 11 oz.
Bar's Leaks
7.9
9
Prestone AS145 Radiator Sealer Stop Leak - 11 oz.
Prestone
7.6
50% off
10
Bar's Leaks 1196 Grey Radiator Stop Leak - 11 oz.
Bar's Leaks
7.3
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