10 bestRadiator Leak Sealerof December 2024
112M consumers helped this year.
1
Car Radiator & Hose Stop Leak Repair Additive Anti Corrosion 250ml Repairs Weld Cooling System Rads
Bargainstore
9.9
2
K-Seal Permanent Coolant Leak Repair for Cooling Systems Head Gaskets Radiators
Generic
9.8
3
K-Seal Coolant Leak Repair, 236ml | Multi-use Car Radiator & Head Gasket Sealant
K-Seal
9.6
10% off
4
Wynn's Car Radiator Stop Leak Sealant Antifreeze Coolant Repair Additive 325ml
Wynn's
9.5
5
K-Seal HD Coolant Leak Repair, 472ml | HGV Radiator, Block & Head Gasket Sealant
K-Seal
9.3
Other
Holts Radweld Radiator and Coolant System Leak Repair 250ml No
Bars Powdered Radiator, Engine Block and Gasket Leak Sealant 15 gr
Bar's BARSRSC1L91 Refrigeration System Leak Sealant Additive, Radiator, 200 ml
AMK® Holts Radweld Stops Leaks In Radiator & Hoses For Car Cooling System 250ml Repairs Leak
6
Holts 1831469 Radweld Plus New Formula 250ml
Holts
9.0
20% off
7
Holts Sealit Leak Repair 250ml, (Packing May Vary)
Holts
8.8
22% off
8
Holts Wondarweld Coolant Leak Repair, Total Coolant Leak Repair, Heavy Duty Leak Sealant, Easy To Use, Seal Engine Block & Cylinder Head Gaskets, Suitable For All Engine Types, Permanent Repair 250ml
Holts
8.5
9
FERNOX Central Heating Leak Sealer F4 Express 400ml - Fast Results - 30 sec - (Replacement 58232)
Fernox
8.2
10
LIQUI MOLY Pro-Line Radiator Stop Leak K | 250 ml | Cooler additive | SKU: 5178
Liqui Moly
8.0
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