Top 10 Wynn’s Car Radiator Stop Leak UK – Antifreeze & Coolants

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1. Wynn's

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Wynn's Car Radiator Stop Leak Sealant Antifreeze Coolant Repair Additive 325ml

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Wynn's #ad - Is harmless to hoses, rubber seals and all other parts of the system - does not clog any components. Can also be used as a preventive agent to pre-empt and avoid any costly future repairs. Recommended for all "water" cooled systems of petrol, LPG and diesel engines when minor leaks are noted. Stops and prevents leakages in the radiator, cooling and heating system & stops head gasket leaks. Enhanced corrosion and rust protection; compatible with all antifreeze and coolants, and with OAT organic acid technology fluids.
BrandWynn's #ad
ManufacturerWynn Oil UK #ad
Height3.63
Length0.71
Weight0.82
Width1.33
Part Number55864
ModelWY55864

2. Wynn's

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Wynn's 1831015 55863 Radiator Stop Leak 325 ml

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Wynn's #ad - Stops and prevents leakages in the radiator, cooling and heating system. Will not harm rubber hoses, gaskets or other system components. Improved protection against rust and corrosion. Stops head gasket leaks.
BrandWynn's #ad
ManufacturerWynn's #ad
Height6.18
Length2.56
Weight0.07
Width2.56
Part NumberWY 1831015
Model1831015
WarrantyNo

3. Bargainstore

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Car Radiator & Hose Stop Leak Repair Additive Anti Corrosion 250ml Repairs Weld Cooling System Rads

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Bargainstore #ad - Permanently seals radiator leaks. Contains rust inhibitors. Unaffected by anti-freeze. Stops leaks in radiators and hoses. Safe for use with rubber hoses.
BrandBargainstore #ad
ManufacturerBargainstore #ad
Part NumberRW2R

4. Wynn's

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Wynn's Engine Oil Stop Leak Sealer Treatment Additive For All Engine Types 325ml

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Wynn's #ad - Prevents and stops engine oil leaks without demounting, restoring the elasticity of rubber and neoprene seals. Formulated to stop engine oil leaks and drips that can result from the drying out and shrinking of engine neoprene, rubber seals and O-rings. Is compatible with all mineral and synthetic engine oils and suitable for regular and low SAPS applications. Will have no effect on the viscosity or performance of engine oil, and does not harm catalytic converters. Recommended for all petrol, LPG and diesel engines of vehicles and stationary equipment.
BrandWynn's #ad
ManufacturerWynn Oil UK #ad
Height4.72
Length1.97
Width1.97
Part Number50664
Model50664

5. Wynn's

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Wynn's 1831004 45641 Cooling System Stop Leak 325 ml

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Wynn's #ad - Is compatible with all antifreezes and coolants, also with OAT coolants Organic Acid Technology. Stops and prevents leakages in the radiator, cooling and heating system. Will not harm rubber hoses, gaskets or other system components. Stops head gasket leaks.
BrandWynn's #ad
ManufacturerWynn Oil UK #ad
Height3.94
Length5.91
Weight0.33 kg (0.72 Pounds)
Width3.94
Part NumberWY 1831004
Model1831004
WarrantyNo

6. Liqui Moly

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LIQUI MOLY Radiator Stop Leak | 150 ml | Cooler additive | SKU: 8956

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Liqui Moly #ad - Used for sealing small leaks in cooling circuits of passenger motor vehicles, commercial vehicles, buses and two-wheel vehicles; also suitable for cooling circuit with filters. Small leaks caused by stone impacts, porous soldering points and hairline cracks in the cooling simple are easy to localize one notices that the cooling water level is sinking. Shake container before use; run the heating system; with the engine running, pour the contents into the cooling fluid at operating temperature and allow the engine to continue running for a further 10 minutes. 8956.
BrandLiqui Moly #ad
ManufacturerLiqui Moly GmbH #ad
Height1.97
Length3.94
Weight0.33
Width1.97
Part Number8956
Model8956

7. Wynn's

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WYNNS COOLING SYSTEM STOP LEAK 325 ML FOR VEHICLE RADIATORS

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Wynn's #ad - Item package Quantity: 1. Model number: 18203. Package dimensions l x b x h in cm: 6. 6 x 6. 9 x 11. 7. Package weight: 380 grams.
BrandWynn's #ad
ManufacturerWynn's #ad
Height4.92
Length2.64
Weight0.72
Width2.64
Part NumberWYN45644
Model18203

8. Wynn's

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Wynn's Radiator Stop Leak 325Ml 55864

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Wynn's #ad - Please call us on 0845 300 6666. Radiator treatments. 7 day money back guarantee. For expert advice on this product please contact us on 0845 300 6738. Top quality product at wholesale prices.
BrandWynn's #ad
ManufacturerWYNNS #ad
Part NumberHIPO24853

9. AMK

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AMKĀ® Holts Radweld Stops Leaks In Radiator & Hoses For Car Cooling System 250ml Repairs Leak

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AMK #ad - Simply pour for a repair in minutes. Prevents future leaks. Seals in minutes with no clogging or damaging effects. Suitable for all cars and mixes with all coolant/antifreeze. Stops leaks in radiators and hoses.
BrandAMK #ad
ManufacturerAMK #ad
Height1.57
Length5.51
Weight0.57
Width2.76
Part Number376796

10. Liqui Moly

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LIQUI MOLY Pro-Line Radiator Stop Leak K | 250 ml | Cooler additive | SKU: 5178

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Liqui Moly #ad - Start up the heater. Contents will treat up to 40 liters of coolant. 250 ml of paste is sufficient for 40 litres. Compatible with all standard cooling stabilisers and frost protection agents.

With the engine running, pour the contents into the coolant at operating temperature and allow the engine to continue running for at least a further 10 minutes. For professional users only. Also suited for cooling water circuits equipped with water filters. Also suitable for preventative use. Small leaks caused by stone impacts, porous soldering points and hairline cracks in the cooling simple are easy to localize one notices that the cooling water level is sinking.

Used for sealing small leaks in cooling circuits of passenger motor vehicles, commercial vehicles and buses. Suitable for all cold water and hot water systems, with or without water filters Also suitable for aluminium and plastic radiators. Shake container before use. Cold water.
BrandLiqui Moly #ad
ManufacturerLiqui Moly #ad
Height5.28
Length26.02
Weight0.27 kg (0.61 Pounds)
Width9.29
Part Number5178
Model5178
Warranty2 year manufacturer