Top 7 Cooling System Repair – Cooling System Additives

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1. Bar's Leaks

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16.9 oz, Bar's Leaks High Mileage Cooling System Repair

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Bar's Leaks #ad - Country of Manufacture: United States. Premium carbon Fiber Formulation For Extended Protection. Compatible with all brands of anti-freeze including conventional green or blue and extended life red/orange or yellow OAT/HOAT coolant. Stops cooling System Leaks.
BrandBar's Leaks #ad
ManufacturerBar's Leaks #ad
Height8.4 Inches
Length1.8 Inches
Weight1 Pounds
Width3.6 Inches
Part Number1150
Model1150
WarrantyNo

2. KALIMEX LTD

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K-Seal ST5501 Multi Purpose One Step Permanent Coolant Leak Repair, Blue

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KALIMEX LTD #ad - Fixes cracks and leaks in radiator, head Gasket, Heater Core, Cylinder Heads, freeze plugs, Water Pump Casing And Engine Blocks. Mixes with All Antifreeze. No draining Or Flushing. Permanent coolant leak Repair - Just Shake, Pour And Go.
BrandKALIMEX LTD #ad
ManufacturerK-Seal #ad
Height6 Inches
Length7.87 Inches
Weight0.6 Pounds
Width2 Inches
Part NumberST5501
ModelST5501
WarrantyWhen K-Seal makes a repair we guarantee it will be permanent

3. Bar's Leaks

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Tan, Bar's Leaks J-100 DiFM Cooling System Treatment, 5 Grams

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Bar's Leaks #ad - Seals internal, external and coolant to oil leaks. Stops radiator tank seal leaks. Inhibits the formation of rust and scale. Helps control electrolysis and helps neutralize pH imbalance. Lubricates water pump seal.
BrandBar's Leaks #ad
ManufacturerBar's Leaks #ad
Height3.6 Inches
Length6.6 Inches
Weight1.25 Pounds
Width3.6 Inches
Part NumberJ-100
ModelJ-100
Warranty1 year manufacturer

4. Steelman

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Leak and Pressure Test, 27-Piece Kit, Vacuum Purge Kit, Steelman Master Cooling System Test and Purge Auto Kit, Storage Case Included

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Steelman #ad - Vacuum refill - includes vacuum purge kit to refill coolant systems and prevent air lock / impurity. Test range - test for cooling system leaks at up to 35 psi. 27-piece kit - includes 22 test caps, cone adapter, pressure pump, vacuum pump, and air bleeding / coolant hoses. Leak and pressure tests - test cooling systems, headers, head gaskets, radiators and heater cores, and water pumps. Fits a wide range of foreign and domestic models.
BrandSteelman #ad
ManufacturerSTEELMAN #ad
Height4.25 Inches
Length23.5 Inches
Width20.5 Inches
Part Number60025
Model60025
Warranty1 Year Limited Warranty

5. Quad Logic

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Polaris Sportsman 500 2000-04 Cooling System Repair Thermostat Sensors Rad Cap

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Quad Logic #ad - Exact Replacements. Save over Dealership. Automotive Quality. Please read full product Description Below To Check Fitment. Fits the 2000-04 sportsman 400-500 .
BrandQuad Logic #ad
ManufacturerQuad Logic #ad
Weight0.56 Pounds
Part Number100-4286

6. Stant

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Stant 12703 Head Repair Kit for 12270 Cooling System Testor

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Stant #ad - Stant factory replacement. Easy to install. For use with stant 12270 tester only. Head repair kit.
BrandStant #ad
ManufacturerStant #ad
Height2.3 Inches
Length3.5 Inches
Weight0.1 Pounds
Width3.3 Inches
Part Number12703
Model12703
WarrantyLimited 90 Day warranty

7. Bar's Leaks

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Gray, Bar's Leaks 1186 Liquid Aluminum Stop Leak, 16.9 oz

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Bar's Leaks #ad - Lowers water temperature. Seals radiator leaks. Special shipping information: This item cannot be returned and has additional shipping restrictions. Bar's leaks liquid aluminum stop leak seals radiator leaks. Seals freeze plug leaks. Repairs gasket leaks and heater core leaks. Seals freeze plug leaks. Repairs gasket leaks.
BrandBar's Leaks #ad
ManufacturerBar's Leaks #ad
Height7.4 Inches
Length2.6 Inches
Weight1.15 Pounds
Width2.6 Inches
Part Number1186
Model1186
Warranty1 year manufacturer