Bar's Leaks Additives

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Product - BAR'S LEAKS 1111 Block Seal Head Gasket Fix, 24 Oz.
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Average rating:4.3137out of5stars, based on51reviews(51)ratings
Product Spec
Keep coolant contained and make easy repairs with the BAR'S LEAKS 1111 Block Seal Head Gasket Fix 24-oz Bottle. The formula acts quickly, filling cracks and gaps to harden into a permanent barrier for long-lasting repairs. BAR'S LEAKS head gasket repair fluid is suitable for all water cooled gas and diesel engines and can be poured directly into the radiator with no need for draining.
Product - Bar's Leaks Block Seal Liquid Copper
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List price $7.97
Save  $2.56
Average rating:4.125out of5stars, based on16reviews(16)ratings
Product Spec
Metallic Block Seal

Permanently Repairs Larger Leaks in Radiators Intake Manifolds & Gaskets Heater Cores, Blocks, Heads & Freeze Plugs

Permanently Fixes Cooling System Leaks
Sealing Liquid
Liquid penetrates large and small leaks in plastic, aluminum and cast iron intakes, heads, blocks and radiators.

Stop Leak Fibers
Fiber additives lock together with liquid to increase strength and promote a permanent seal in gasket leaks.

Use with All types of antifreeze including conventional green or blue (Silicate-based) and extended life red/orange or yellow (OAT/HOAT) coolant.

Seals larger leaks regular stop leaks won't. Use on cars, trucks, vans, SUV's and RV's. Will not harm the cooling system when used properly. One bottle treats systems up to 6 gallons.

For severe leaks, like a blown head gasket, it is recommended to use Bar's Leaks® Head Gasket Fix or Head Gasket & Cooling Sealant
Product - Bar's Leaks Engine Oil Stop Leak Concentrate, 11 fl oz
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List price $2.24
Save  $0.37
Average rating:3.9091out of5stars, based on11reviews(11)ratings
Product Spec
Engine Oil

Restores Gaskets & Seals to Stop & Prevent Engine Oil Leaks

Bar's Leaks® Engine Oil Stop Leak Concentrate is specially design to stop seal and gasket leaks caused by normal engine wear and age.
Works with All gasoline and diesel engines using conventional, high mileage and synthetic engine oil.
Product - Bar's Leaks Cooling System Repair
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Average rating:4.5out of5stars, based on18reviews(18)ratings
Product Spec
Bar’s Leaks® Cooling System Repair has twice the performance of other products by not only stopping cooling system leaks, but adding future protection.
Product - Bar's Leaks Radiator Stop Leak
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List price $8.89
Save  $3.60
Reduced Price
Average rating:4.9286out of5stars, based on14reviews(14)ratings
Product Spec
Product - Bar's Leaks Cooling System Stop Leak
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Average rating:4.2692out of5stars, based on26reviews(26)ratings
Product Spec
Product - Bar's Leaks Original Pelletized Formula Heavy-Duty Stop Leak, 11 oz
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Average rating:4.1111out of5stars, based on18reviews(18)ratings
Product Spec

Seal internal, external and coolant-to-oil leaks with Bar's Leaks Radiator Stop Leak. It is specially formulated to seal larger leaks better than other stop-leak products. The radiator heavy duty stop leak works safely and effectively on plastic, aluminum and metal radiators. It also works with heater cores, blocks, heads, gaskets and freeze plugs. The formula includes special water pump lube lubricants that seal and inhibit the formation of rust and scale. It bonds quickly to resolve your problems and get you on your way. Good for rapid repairs, this formula makes a nice accessory for the garage or as part of your emergency vehicle kit. Seal pipes and prevent further engine damage with the Bar's Leaks Radiator Stop Leak.

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