--- product_id: 282018537 title: "Bar's Leaks Liquid Aluminum Radiator and Heater Core Stop Leak. 6 Pack,1186-6PK" brand: "bar's leaks" price: "S$139" currency: SGD in_stock: true category: "Bar's Leaks" url: https://www.desertcart.sg/products/282018537-bars-leaks-liquid-aluminum-radiator-and-heater-core-stop-leak store_origin: SG region: Singapore --- # Reduces overheating with Xtreme Cool™ No draining required, easy application Permanently seals coolant leaks Bar's Leaks Liquid Aluminum Radiator and Heater Core Stop Leak. 6 Pack,1186-6PK **Brand:** bar's leaks **Price:** S$139 **Availability:** ✅ In Stock ## Summary > 🚗 Seal the deal, beat the heat, and never miss a drive! ## Quick Answers - **What is this?** Bar's Leaks Liquid Aluminum Radiator and Heater Core Stop Leak. 6 Pack,1186-6PK by bar's leaks - **How much does it cost?** S$139 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/282018537-bars-leaks-liquid-aluminum-radiator-and-heater-core-stop-leak) ## Best For - bar's leaks enthusiasts ## Why This Product - Trusted bar's leaks brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Leak-Proof Confidence:** Scientifically formulated liquid aluminum seals leaks instantly, preventing costly overheating. - • **Multi-Material Sealant:** Guaranteed safe for plastic, aluminum, copper, steel radiators, heater cores, gaskets, and freeze plugs. - • **Hassle-Free Maintenance:** No draining or disassembly needed; just pour and drive with peace of mind. - • **Universal Compatibility:** Works seamlessly with all coolant types—silicate or non-silicate, traditional or extended life. - • **Xtreme Cool™ Technology:** Advanced formula lowers water temperature to keep your engine running cooler and longer. ## Overview Bar's Leaks Liquid Aluminum Radiator and Heater Core Stop Leak (6 Pack) is a scientifically engineered liquid solution that permanently seals coolant leaks causing engine overheating. Featuring Xtreme Cool™ technology, it reduces water temperature and conditions your cooling system without requiring draining. Compatible with all coolant types and safe for multiple radiator materials, this easy-to-use product ensures instant leak repair and reliable engine protection. ## Description Bar’s Leaks® Liquid Aluminum Radiator & Heater Core Stop Leak is the best radiator stop leak money can buy. 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. It is guaranteed to safely and easily seal leaks in plastic, aluminum and metal (copper / steel) radiators, heater cores, gaskets and freeze plugs. It will not harm the cooling system, no draining is required. Use with ALL types of traditional or extended life coolant including yellow, orange, pink, red, blue, purple and green silicate based & non-silicate based (OAT/HOAT) 50-50 mix antifreeze, and/or water. For most vehicles leaks seal instantly. ## Features - STOPS COOLANT LEAKS: 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. - SEALS HEATER CORE LEAKS: Contains Xtreme Cool which stops overheating and reduces water temperature. - SEALS GASKETS: It is guaranteed to safely and easily seal leaks in plastic, aluminum and metal (copper / steel) radiators, heater cores, gaskets and freeze plugs. - SEALS FREEZE PLUGS: It will not harm the cooling system, no draining is required. - USE WITH ALL TYPES OF TRADITIONAL OR EXTENDED LIFE COOLANT: Including yellow, orange, pink, red, blue, purple and green silicate based & non-silicate based (OAT/HOAT) 50-50 mix antifreeze, and/or water. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00BYS6YLQ | | Best Sellers Rank | #7,549 in Automotive ( See Top 100 in Automotive ) #430 in Oil & Fluid Additives | | Brand Name | Bar's Leaks | | Color | Clear | | Compatible Material | Anti-freeze | | Customer Reviews | 4.3 4.3 out of 5 stars (3,632) | | Global Trade Identification Number | 10046087011864 | | Included Components | (6) Radiator and Heater Core Stop Leak | | Item Dimensions | 6.6 x 6.6 x 18.8 centimeters | | Item Form | Liquid | | Item Type Name | Liquid Aluminum Radiator and Heater Core Stop Leak. 6 Pack | | Item Weight | 1.2 Pounds | | Manufacturer | Bar's Leaks | | Material Type | Liquid Aluminum and Xtreme Cool | | Model | 1186-6PK | | Number of Items | 6 | | Number of Packs | 6 | | Part Number | 1186-6PK | | Style Name | Liquid | | Unit Count | 101.4 Milliliters | | Warranty Description | No | | Water Resistance Level | Not Water Resistant | ## Product Details - **Brand:** Bar's Leaks - **Item dimensions L x W x H:** 6.6 x 6.6 x 18.8 centimeters - **Item weight:** 544 g - **Material:** Liquid Aluminum and Xtreme Cool - **Style:** Liquid ## Images ![Bar's Leaks Liquid Aluminum Radiator and Heater Core Stop Leak. 6 Pack,1186-6PK - Image 1](https://m.media-amazon.com/images/I/71c4l2RbsDL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - Bar's Leaks Liquid Aluminum Radiator and Heater Core Stop Leak. 6 Pack,1186-6PK - ATP Automotive AT-205 Re-Seal Stops Leaks, 8 Ounce Bottle - Bar's Leaks 1109 Liquid Copper Block Seal, Intake and Radiator Stop Leak, 18 oz. | One Step, Safe for All Cooling Systems --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sg/products/282018537-bars-leaks-liquid-aluminum-radiator-and-heater-core-stop-leak](https://www.desertcart.sg/products/282018537-bars-leaks-liquid-aluminum-radiator-and-heater-core-stop-leak) --- *Product available on Desertcart Singapore* *Store origin: SG* *Last updated: 2026-10-22*