• 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.

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

  • XADO ATOMEX Stop Leak Radiator Coolant/Antifreeze Additive - Restore Radiator Parts & Prevent Future Damage (Bottle, 250 ml)

    SOLID STOP-LEAK RADIATOR. COOLING SYSTEM ADDITIVE A highly efficient product of the latest generation for elimination of cooling system leakages in radiators of all types. Completely eliminates leaks, reliably and permanently seals cracks and minor damages in pipelines and joints. Eliminates loose fit of cylinder block gaskets etc. Eliminates the need for expensive repair Universal application for gasoline and diesel engines of automobiles and other equipment Neutral for materials of cooling system parts (gaskets, rubber hoses, aluminum, plastic and steel radiators) Provides a long-term ... [Read More]

    • ASIN: B00KFKQ8JW
    • UPC: 818887011480
    • ASIN: B00KFKQ8JW
    • Brand: XADO
    • Manufacturer: XADO Chemical Group

  • Bar's Leaks 1109-6PK Liquid Copper 'Block Seal' Intake and Radiator Stop Leak - 18 oz, (Pack of 6)

    It’s part of life: older cars, trucks, vans, SUVs and even RVs can develop larger leaks in their radiators and intake manifolds. If you’ve tried regular stop leak products, you know they are not powerful enough to stop these larger leaks. If you visit the service center down the street, you know just how expensive it can be to repair an intake gasket leak through a mechanic. Isn’t there a better way? There should be, which is why Bar’s Leaks designed the Liquid Copper Block Seal Intake & Radiator Stop Leak. This one-step sealer was designed to quickly and safely stop these overwhelming... [Read More]

    • ASIN: B00BYS6T98
    • ASIN: B00BYS6T98
    • Brand: Bar's Leaks
    • Size: Pack of 6
    • Manufacturer: Bar's Leaks

  • 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.

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

  • 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 wh... [Read More]

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

  • Bar's Leaks Liquid Aluminum Stop Leak - 16.9 oz

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

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

  • Bar's Leaks Cooling System Repair - 16.9 oz

    Bar's Leaks Cooling System Repair.

    • ASIN: B00753MZWG
    • UPC: 046087011508
    • ASIN: B00753MZWG
    • Brand: Bar's Leaks
    • Size: Pack of 1
    • Manufacturer: Bar's Leaks

  • Bar's Leaks 1196 Radiator Stop Leak - 11 oz.

    Picture this: you walk out to your driveway or garage and see fluid pooling on the floor, and immediately think about the inconvenience of visiting a mechanic, plus the costly bill that comes with the solution. What you need is a safe and easy way to stop that leak so you can get on with your day as planned. Our Bar’s Leaks Radiator Stop Leak Concentrate will do just that. At Bar’s Leaks, each of our products is easy to use. There’s no special automotive expertise required. If you can pop the hood on your car, you can use our radiator sealant and other products. Each of our solutions is ... [Read More]

    • ASIN: B006GUMK2O
    • UPC: 046087011966
    • ASIN: B006GUMK2O
    • Brand: Bar's Leaks
    • Size: Pack of 1
    • Manufacturer: Bar's Leaks

  • 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 bulletpr... [Read More]

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

  • 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.

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

  • Bar's Leaks 1109 Block Seal Liquid Copper Intake and Radiator Stop Leak - 18 oz.

    It’s part of life: older cars, trucks, vans, SUVs and even RVs can develop larger leaks in their radiators and intake manifolds. If you’ve tried regular stop leak products, you know they are not powerful enough to stop these larger leaks. If you visit the service center down the street, you know just how expensive it can be to repair an intake gasket leak through a mechanic. Isn’t there a better way? There should be, which is why Bar’s Leaks designed the Liquid Copper Block Seal Intake & Radiator Stop Leak. This one-step sealer was designed to quickly and safely stop these overwhelming... [Read More]

    • ASIN: B002PX91OG
    • UPC: 046087011096
    • ASIN: B002PX91OG
    • Brand: Bar's Leaks
    • Size: Pack of 1
    • Manufacturer: Bar's Leaks

  • K-Seal ST5516 HD 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. For truck, tractor, industrial, RV and large capacity engines.

    • ASIN: B002BJEG3U
    • UPC: 812646010066
    • ASIN: B002BJEG3U
    • Brand: K-Seal
    • Manufacturer: K-Seal

  • Bar's Leaks HDC Radiator Stop Leak Tablet - 60 Grams

    We all love using our tablets these days — reading, gaming, surfing the web, you name it! Unfortunately, that kind of tablet won’t be able to fix your leaky radiator. Like so many of the parts on your vehicle, your radiator needs regular maintenance to remain in tip-top condition. When you need radiator leak repair, you may be picturing a time-consuming and expensive trip to the mechanic. But, with Bar’s Leaks, that doesn’t have to be your reality when searching to repair a radiator leak. Our product engineers created these Bar’s Leaks Radiator Stop Leak Tablets to repair radiator le... [Read More]

    • ASIN: B000KKND3Q
    • UPC: 046087000069
    • ASIN: B000KKND3Q
    • Brand: Bar's Leaks
    • Size: Pack of 1
    • Manufacturer: Bar's Leaks

  • Bar's Leaks 1111 Block Seal Permanent Head Gasket Fix 24 oz.

    If the words “blown head gasket” make you nervous, we’re right there with you. We know firsthand that fixing a blown head gasket requires a hefty chunk of change and a few days without your car. Who has time to spend taking their car to the shop for a blown head gasket? And who has the extra cash to pay for a blown head gasket without planning for it? No, visiting the shop for a blown head gasket fix isn’t ideal. But what if we told you it was possible to fix this yourself with one of the most reliable blown head gasket solutions on the planet? Our easy-to-use Bar’s Leaks Head Gasket... [Read More]

    • ASIN: B0036VRQ70
    • UPC: 046087011119
    • ASIN: B0036VRQ70
    • Brand: Bar's Leaks
    • Size: Pack of 1
    • Manufacturer: Bar's Leaks

  • AlumAseal ASLC16 Radiator Stop Leak and Conditioner Liquid - 16 Fl oz.

    AlumAseal Radiator Stop Leak Liquid is a radiator/cooling system stop leak with a water pump conditioner. Alumaseal Liquid Radiator Stop Leak is compatible with all kinds of antifreeze and coolants. It is also compatible with all metal, plastic and rubber cooling system parts.

    • ASIN: B0027I4IPG
    • UPC: 073905008464
    • ASIN: B0027I4IPG
    • Brand: Alumaseal
    • Size: 16 Fl. oz.
    • Manufacturer: AlumAseal

  • ID Quest A/C Stop Leak & Detector Auto Air Conditioning, 3 oz

    R-134a Refrigerant With Stop Leak, Conditioners and

    • UPC: 16888793
    • Model: LDS-1PDQ
    • Color: Multicolor
    • Size: 4 oz
    • Rating: 3.75

  • K SEAL PERMANENT COOLANT LEAK REPAIR

    K-Seal is a One Step Pour and Go Permanent Repair for a leaking coolant system. Repairs leaks in Head Gasket, Block, Radiator, Heater Core, Freeze Plug and Water Pump

    • UPC: 30391261
    • Model: ST5501
    • Color: Multicolor
    • Rating: 3.9

  • (6 Pack) Bar's Leaks Original Pelletized Formula Heavy-Duty Stop Leak, 11 oz

    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

    • UPC: 318465653
    • Rating: 4.111

  • Cyclo Coolant Additive Stop Leak and Sealer P/N C52

    Cyclo Coolant Additive Stop Leak and Sealer P/N C52. Coolant Additive. Stop Leak and Sealer. 12.00 oz Bottle. Priced

    • UPC: 153246731
    • Model: C52
    • Color: Multicolor

  • SUPERCOOL 33003 UV Leak Detection Dye, Green, Size 1 oz.

    TSI SUPERCOOL 33003 DYE-LEAK

    • UPC: 904444933
    • Color: Green
    • Size: 1 oz

  • Fjc, Inc. 501 R134a Advanced Stop Leak 22oz Sealer Formula With Syn Oil

    The Fjc Fj501 R134A Advanced Stop Leak 22 oz Detector and Sealer simplifies the job of servicing a vehicle's AC system. It is designed for SUVs and light trucks with larger systems. This R134A leak

    • UPC: 34030813
    • Model: 501_45_1

  • Rislonei 31197 325 ml Radiator Stop Leak Canadian - Pack of 6

    FeaturesOne bottle treats up to 4 gallonsConcentrateSeals leaks in radiators gaskets heater cores & freeze plugsWorks with any color antifreezeSix bottles per caseCanadian labelPack of 6SpecificationsCapacity: 325 mlWeight: 0.87 lbs- SKU:

    • UPC: 874274186
    • Color: Multicolor

  • Coolant Fluid, 19 °f; -7 °c, 1 Gal

    Coolant Fluid, 19 °f; -7 °c, 1

    • UPC: 142912042
    • Model: 905-16-25501
    • Color: Clear

  • (Price/EACH)Tracerline DLTP39000008 8-Oz Bottle Eng Coolant & Auto Body Leak

    Price is for EACH.8-oz bottle eng coolant & auto body leakCountry of Origin:

    • UPC: 994519769

  • Fjc, Inc. 2480 Pag Oil With Fluorescent Leak Detection Dye [quart]

    Compatible with R-134A and R-12 Compatible with mineral, ester, paraffin and PAG oil Can be detected using any standard UV light, saves time over existing methods of dye injection FJC Air Conditioning Products 2480 1-Quart

    • UPC: 16494021
    • Model: 2480
    • Color: Multicolor

  • 8 Best Radiator Stop Leaks 2018

    ✅Radiator Leak: Best Radiator Stop Leak 2019 (Buying Guide)

    Does Stop Leak Work? - EricTheCarGuy