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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 temperature.
Item #:
13843115
Bar's Leaks Liquid Aluminum Radiator & Heater Core Stop Leak Antifreeze & Coolant, 16.9 oz
Item #:
13843115
ANG 44
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
8%
In stock
Imported from USA store
QTY:
Only 99 items left in stock.
Order now and get it around Wednesday, August 26
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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 temperature.
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Return*
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What Stands Out
Fast-Acting Formula
Quickly seals leaks in radiators and heater cores, providing immediate relief to overheating issues without draining the system.
Versatile Use
Compatible with all types of antifreeze and coolant, making it suitable for a wide range of vehicles, ensuring convenience for drivers.
Durable Seal
Forms a robust, permanent seal that withstands high temperatures and pressures, enhancing the longevity of your vehicle's cooling system.
Product Details
- Scientifically formulated to permanently seal coolant leaks
- Conditions the system and reduces water temperature
- Seals leaks in plastic, aluminum, and metal radiators, heater cores, gaskets, and freeze plugs
- Compatible with all types of coolant
- No draining required, safe and easy to use
- Caution: Avoid contact with eyes and keep out of reach of children
| Product net content parent | 16.9 Fluid Ounces |
| Compatible cars | Universal |
| Vehicle fitment type | Universal |
| Vehicle type | Car, Sport Utility Vehicle, Truck |
| Features | Easy Installation |
| Brand | Bar's Leaks |
| Package Weight | 1.5 Pound |
Who Should Buy?
-
Older Vehicles
Ideal for older cars with minor leaks in radiators or heater cores, offering a quick fix without extensive repairs.
-
Emergency Repairs
Useful for urgent situations where a temporary solution to coolant leaks is needed to prevent overheating.
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DIY Mechanics
Great for home mechanics looking to save costs on repairs while effectively sealing minor leaks in cooling systems.
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Severe Leaks
Ineffective for large or severe leaks that require professional repair or replacement of components in the cooling system.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
Is it safe to use with all types of antifreeze and extended life coolant?
Answer: Yes, it works with ALL types of traditional or extended life coolant including silicate based & non-silicate based (OAT/HOAT) 50-50 mix antifreeze, and/or water. -
Question:
Does it require draining the cooling system?
Answer: No, it will not harm the cooling system, and no draining is required. -
Question:
What should I do in case of contact with eyes?
Answer: In case of eye contact, flush immediately with water for at least 15 minutes and seek medical attention.
Bar's Leaks Coolant Stop Leak Editorial Review
Bar's Leaks Liquid Aluminum Radiator & Heater Core Stop Leak Antifreeze & Coolant, 16.9 oz is designed for universal compatibility across cars, SUVs, and trucks, making it a versatile solution for automotive cooling issues. Its easy installation feature allows users to apply it without special tools or expertise, providing a quick fix for leaks in radiators and heater cores. The product's formulation works effectively to seal leaks, adding a protective layer to your vehicle's cooling system. Customers appreciate its effectiveness, noting successful repairs and improved performance after use.
Customer Reviews & Ratings
553 customers ratings
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5 Star
78%
-
4 Star
11%
-
3 Star
3%
-
2 Star
3%
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1 Star
3%
Review this product
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Pros
- Universal compatibility for various vehicle types
- Easy installation without special tools
- Effective leak sealing in radiators
- Great for both cars and SUVs
- Lightweight, easy to handle
Cons
- The product might require multiple applications for larger leaks.
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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ANG 44
Order now and get it around Wednesday, August 26
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Only 99 items left in stock.
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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Scientifically formulated to permanently seal coolant leaks
- Conditions the system
- Contains Xtreme Cool™ which stops overheating and reduces water temperature
- Seals leaks in plastic, aluminum, and metal radiators, heater cores, gaskets, and freeze plugs
- Does not harm the cooling system and no draining is required
- Works with traditional or extended life coolant including silicate based & non-silicate based antifreeze and water
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