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10 Best radiator stop leak in Canada
Best Choice01IRONTITEIrontite All Weather Seal, Blue, 16 oz
21% Off Free ShippingMain highlights- Works with All Types of Antifreeze: This versatile formula is compatible with traditional antifreeze, waterless antifreeze, and various proprietary coolant types, ensuring a perfect fit for any vehicle.
- Permanent Leak Sealant for Cooling Systems: Irontite All Weather Seal creates a permanent seal in head gaskets, radiators, heater cores, and other parts of the cooling system, effectively preventing leaks.
- No Sludge or Clogging: Unlike many other stop-leak products, All Weather Seal won’t cause sludge buildup or clog heater cores, maintaining the performance of your vehicle’s cooling system.
- Ideal for Preventative Maintenance: Perfect for everyday vehicles, commercial trucks, and heavy-duty machinery, this product is a great preventative measure to keep cooling systems leak-free and running smoothly.
- Easy to Use & Compatible with Multiple Materials: This formula is safe for use with aluminum, cast iron, steel, and plastic components, making it a reliable solution for various vehicle types and cooling systems.
- Activates with Heat & Air: Once added, All Weather Seal activates when the cooling system reaches operating temperature, efficiently sealing leaks without interrupting the flow of coolant.
9.9Exceptional
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- 02K-Seal
K-Seal ST5501 Multi Purpose One Step Permanent Coolant Leak Repair
Free ShippingMain highlights- Permanent coolant leak repair
- No draining or flushing
- Mixes with all antifreeze
- Just shake, pour and go
- Fixes cracks and leaks in radiator, head gasket, freeze plugs, cylinder heads, heater core, water pump casing and engine blocks
9.7Exceptional
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- 03Rislone
Rislone Liquid Aluminum Radiator and Heater Core Stop Leak 1 Pack
Free ShippingMain highlights- Safely Seals Leaks in Plastic, Aluminum, and Metal Radiators
- Safely Seals Leaks in Heater Cores, Gaskets, and Freeze Plugs
- One of the few products to meet ASTM D6107 requirements for Stop Leak Additives used in Engine Coolants
- Made in the USA
- Contains Xtreme Cool
9.6Exceptional
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Value for Money04Bar's LeaksBar's Leaks 1186 Liquid Aluminum Stop Leak - 16.9 oz.
Free ShippingMain highlights- Special Shipping Information: This item cannot be returned and has additional shipping restrictions
- Seals radiator leaks
- Seals freeze plug leaks
- Repairs gasket leaks
- Bar's Leaks Liquid Aluminum Stop Leak seals radiator leaks. Seals freeze plug leaks. Repairs gasket leaks and heater core leaks. Lowers water temperature.
9.5Excellent
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- 05Liqui Moly
Liqui Moly Radiator Stop Leak | 250 ml | Cooler additive | SKU: 20132
Free ShippingMain highlights- Secures the combustion chamber from damages caused by coolant admission
- LIQUI MOLY Radiator Stop-Leak completely seals such leaks immediately with ease
- For all cooling water and heating systems with and without water filters
9.4Excellent
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- 06Bar's Leaks
Bar's Leaks PLT11 Pelletized Radiator Stop Leak - 11 oz.
10% OffMain highlights- Seals leaks
- Lubricates water pump seals
- Inhibits rust and corrosion
- Helps control electrolysis
- Conditions cooling system
9.3Excellent
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- 07Bar's Leaks
Bar's Leaks HDC Radiator Stop Leak Tablet - 60 Grams
Main highlights- Seals leaks
- Lubricates water pump seals
- Inhibits rust and corrosion
- Helps control electrolysis
- Conditions cooling system
9.2Excellent
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- 08Visbella
Visbella Radiator Stop Leak Sealer Conditioner Radiator Repair Kit Car Heater Core, Freeze Plugs, Cooling System & Radiator Repair
Free ShippingMain highlights- Safe for all metals, plastics, rubbers, aluminum, hoses and connections, it's the guardian your radiator needs
- Our Radiator Sealant offers an affordable solution to prevent and repair cooling system damage, saving you time and money
- One step formula -pour directly into radiator- permanently repairs coolant loss problems on cars, bus, trucks, vans, SUV’s and RV’s
- Engineered by automobile and chemistry experts, this Radiator Stop Leak Sealer ensures your car's cooling system runs smoothly
- Compatible with all antifreeze types, this Leak Sealer Conditioner not only stops leaks but prevents rust and lubricates the water pump
9.1Excellent
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- 09
GenericKleen-Flo Rad Seal Radiator Stop Leak Radiator Repair Kit Powdered Metallic Sealer Seal Leaks in Radiators Motor Blocks Cylinder Heads and Freeze Plugs, 21grams (Pack of 1)
Free ShippingMain highlights- SEALS SMALL RADIATOR LEAKS QUICKLY. Kleen-Flo Rad Seal is designed to seal small leaks in radiators, heater cores, and cooling systems fast. It helps to prevent coolant loss and keep your vehicle running efficiently.
- PROTECTS AGAINST OVERHEATING. By sealing leaks, Rad Seal helps maintain proper coolant levels, reducing the risk of engine overheating and ensuring stable. Reliable performance during all driving conditions.
- EXTENDS RADIATOR LIFE. By sealing leaks and preventing further coolant loss, Rad Seal helps extend the life of your radiator and cooling system components. It reduce wear and supporting long-term engine health.
- EASY TO APPLY 21G PACK. The compact 21g size is perfect for quick, hassle-free application, allowing you to address leaks on the go and get back on the road without time-consuming repairs.
- COMPATIBLE WITH ALL TYPES OF COOLANTS. Works effectively with any standard coolant or antifreeze, providing a versatile and convenient solution for various vehicle cooling systems, from cars to heavy machinery.
9.0Excellent
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- 10Bar's Leaks
Bar's Leaks 1196 Grey Radiator Stop Leak - 11 oz.
28% OffMain highlights- Works with all types and colors of anti-freeze coolant
- Stops and seals coolant leaks
- One bottle treats up to 4 gallons
8.8Very Good
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