TOP 10 Best Heater Core Stop Leak Results at 10Bestify.com

  • Bar's Leaks 1186-6PK Liquid Aluminum Stop Leak - 16.9 oz, (Pack of 6)

    Liquid Aluminum Cooling System Radiator and Heater Core Stop Leak safely and instantly seals radiator, heater core, gasket and freeze plug leaks. Contains Xtreme Cool which stops overheating and reduces water temperature. One of the few products to meet ASTM D6107 requirements for Stop Leak Additives used in Engine Coolants. Works in water or all antifreeze coolants.
    Best Heater Core Stop Leak

    • ASIN: B00BYS6YLQ
    • ASIN: B00BYS6YLQ
    • Brand: Bar's Leaks
    • Size: Pack of 6
    • Manufacturer: Bar's Leaks

  • UAC HT 399242C HVAC Heater Core


    Best Heater Core Stop Leak

    • ASIN: B003R460JQ
    • UPC: 711307365524
    • ASIN: B003R460JQ
    • Brand: UAC
    • Manufacturer: UAC

  • Universal Air Conditioner HT 399184C HVAC Heater Core


    Best Heater Core Stop Leak

    • ASIN: B01BPET0BE
    • UPC: 711307306152
    • ASIN: B01BPET0BE
    • Brand: UAC
    • Manufacturer: UAC

  • Universal Air Conditioner HT 399331C HVAC Heater Core


    Best Heater Core Stop Leak

    • ASIN: B01BPET1O0
    • UPC: 711307288281
    • ASIN: B01BPET1O0
    • Brand: UAC
    • Manufacturer: UAC

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

    K-Seal 8 fluid ounce bottle is effective to 20 quarts cooling capacity. Just shake, pour and go. It repairs leaks and cracks in radiator, head gasket, heater core, freeze plugs, water pump casing, cylinder heads and engine blocks.
    Best Heater Core Stop Leak

    • ASIN: B001QT9KO6
    • UPC: 812646010004
    • ASIN: B001QT9KO6
    • Brand: K-Seal
    • Manufacturer: K-Seal

  • Prestone AS145 Radiator Sealer Stop Leak - 11 oz.

    Prestone Radiator Stop Leak features a patented formula that quickly stops leaks in radiators, water pumps, and heater cores while also protecting against pitting and corrosion. Prestone Radiator Stop Leak takes sealing performance to a higher level by both stopping the leak as well as the corrosive condition that causes leaks in the first place. Its unique combination of natural and synthetic components provides the ability to seal leaks up to 0.020-inches x 0.5-inches. What makes this possible is the size, strength, and durability afforded by fibrous particles, the same materials in bulletproof vests. Prestone Radiator Stop Leak particles have been chosen to seal even large leaks without interfering with the flow through the radiator and heater core tubes. It also boosts corrosion inhibi... [Read More]
    Best Heater Core Stop Leak

    • ASIN: B00B99U1V4
    • UPC: 797496876546
    • ASIN: B00B99U1V4
    • Brand: Prestone
    • Size: 11 Ounce
    • Manufacturer: Prestone

  • Bar's Leaks 1194 Radiator Stop Leak Concentrate - 6 oz.

    Ever wish you had double the time or money? Or both? We know we do. That’s why we created the Bar’s Leaks Radiator Stop Leak 2X Concentrate. It has double the power of most other stop leak products and saves you double the time and money that it would take to get your car to the repair shop. When you need to fix a radiator leak, you don’t want to spend the time it will take to visit a mechanic. And then there’s the cost of getting a radiator stop leak solution. But getting the fix radiator leak solution you need shouldn’t be time consuming and it shouldn’t be expensive. That’s why, at Bar’s Leaks, we’ve developed our line of radiator top leak products, including our 2X Concentrate. Bar’s Leaks Radiator Stop Leak 2X Concentrate Sealer is specially designed to stop minor ... [Read More]
    Best Heater Core Stop Leak

    • ASIN: B006GUMITE
    • UPC: 046087011942
    • ASIN: B006GUMITE
    • Brand: Bar's Leaks
    • Size: 11 Ounce
    • Manufacturer: Bar's Leaks

  • Genuine GM (12378255) Fluid 3634621 Cooling System Seal Tablet - 4 Grams, (Pack of 5)

    Original organic formula designed for use in radiator systems to seal leaks and prevent leaks due to casting porosity in engine components. Seals minor leaks and porosity in cooling systems. DEX-COOL compatible. Non-toxic.
    Best Heater Core Stop Leak

    • ASIN: B000QIH3C4
    • ASIN: B000QIH3C4
    • Brand: Genuine GM
    • Size: Pack of 5
    • Manufacturer: GM

  • Bar's Leaks 1186 Pack of 1 Automotive Accessories

    Bar's Leaks Liquid Aluminum Stop Leak seals radiator leaks. Seals freeze plug leaks. Repairs gasket leaks and heater core leaks. Lowers water temperature.
    Best Heater Core Stop Leak

    • ASIN: B002696FA2
    • UPC: 046087011867
    • ASIN: B002696FA2
    • Brand: Bar's Leaks
    • Size: Pack of 1
    • Manufacturer: Bar's Leaks

  • Bar's Leak HG-1 HEAD SEAL Blown Head Gasket Repair

    Bar's Leaks Head Gasket and Cooling Sealant repairs blown head and intake gasket leaks. Seals cracked cylinder heads and blocks. Stops heater core and radiator leaks. Fixes leaking freeze and core plugs.
    Best Heater Core Stop Leak

    • ASIN: B003RGIWO0
    • UPC: 046087011362
    • ASIN: B003RGIWO0
    • Brand: Bar's Leaks
    • Size: Pack of 1
    • Manufacturer: Bar's Leaks

  • Bar's Leaks Liquid Aluminum Radiator & Heater Core Stop Leak

    Bar's Leaks Liquid Aluminum Radiator Stop Leak is scientifically formulated to permanently seal coolant leaks that are the cause of most overheating problems. Liquid Aluminum is part of the next generation stop leak line which not only seal leaks, but also conditions the system. Contains Xtreme Cool which stops overheating and reduces water
    Best Heater Core Stop Leak
    Item Type: Radiator Stop LeakBrand: BAR'S LEAKSManufacturer Part Number: 1186

    • UPC: 22087044
    • Model: 1186
    • Color: Silver
    • Size: Car care/cleaning
    • Rating: 4.111

  • Bar's Leaks Radiator Stop Leak - 6 oz.

    The Bar's Leaks Radiator Stop Leak formula is designed to help stop holes in your automotive part with ease allowing you to resume your commute. It can be used with a wide range of antifreeze and water types and colors to seal your gaskets, heater cores and plugs. This 6-oz Bar's Leaks stop leak is a concentrated sealer that gets your radiator back in working order in a pinch so you're able to drive where you need to go without delay. Bar's Leaks Radiator Stop
    Best Heater Core Stop Leak
    Stops and seals coolant leaksSeals leaks in radiators, gaskets, heater cores and freeze plugsWorks with all types and colors of antifreeze coolant and water2X Concentrate sealerFor use in automobilesWorks quickly to plug up minor holes in your system6-oz bottle of stop coolant

    • UPC: 38090329
    • Model: 1194
    • Color: Silver
    • Size: Car care/cleaning
    • Rating: 4.769

  • Bar's Leaks Block Seal Liquid Copper

    This one step formula permanently repairs larger leaks in radiators, intake manifolds and gaskets, heater cores, blocks, heads and freeze
    Best Heater Core Stop Leak
    Product FeaturesPermanent cooling systemIntake & radiatorStop leakAntifreeze compatibleSodium silicateLiquid glass formulaPour directly into radiatorNo draining requiredWorks with all types of antifreezeBar's Products,P.O. Box 187,Holly, MI,

    • UPC: 23554602
    • Model: 1109
    • Color: Multicolor
    • Size: 18 oz
    • Rating: 4.125

  • Stop & Seal Radiator & Heater Core Leak Repair

    Stop Leak for Radiator and Heater Core Repair
    Best Heater Core Stop Leak
    Permanent Stop Leak for Radiator and Heater Core Repair. Works on Hard Plastic and Aluminum. Just Shake, Pour and Go. Makes the Repair in Minutes.  Works in cars and small trucks up to 6

    • UPC: 493520452

  • (12 Pack) Bar's Leaks Cooling System Stop Leak

    BARS LEAKS STPS SLS CLNT LKS ASRTD RDTR SLR BTL
    Best Heater Core Stop Leak
    BARS LEAKS STPS SLS CLNT LKS ASRTD RDTR SLR BTLENGINE TREATMENT AND ADDITIVE

    • UPC: 798603399
    • Rating: 4.296

  • HEATER CORE LEAKING | STOP LEAK LIQUID ALUMINUM: DOES IT WORK?

    Does coolant stop leak work? Testing out some liquid aluminum by Rislone on a heater core leak. Is it going to fix it? Syxxes Performance is dedicated to everything power-sport related, from insta...
    gmc,k1500,truck,coolant leak,leak,antifreeze,anti freeze,stop leak,heater core,leaking,liquid alu...

    K-Seal Coolant Repair " POUR AND GO" ( HEATER CORE REPAIR )

    K Seal coolant Repair I had to try this. Well when you buy a $450 car you get what you pay for. So it had a hidden heater core leak ( not knowing ) on purchase but semi-knowing that the issue was ...
    k-SEAL,k SEAL,hEATER CORE REPAIR

    NEVER, NEVER, NEVER..put Radiator Stop leak in. your vehicle!!!...Heater Core Cut Open

    Never put Radiator Stop leak in your vehicle!!!...Heater Core Cut Open. Check out My Amazon Auto Accessories Store! Lets make that Weekend job less Painful! https:...
    Nathan's Auto Fixes