---
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/.714"
currency: PEN
in_stock: true
url: https://www.desertcart.pe/products/282018537-bars-leaks-liquid-aluminum-radiator-and-heater-core-stop-leak
store_origin: PE
region: Peru
---

# Stops overheating & reduces water temp Compatible with all coolant types 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/.714
**Availability:** ✅ In Stock

## Summary

> 🛡️ Seal leaks, stop overheating, and drive worry-free—because your engine deserves the best!

## 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/.714 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pe](https://www.desertcart.pe/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

- • **Instant & Hassle-Free:** Low viscosity formula seals leaks quickly without disassembly or draining, saving you time and costly repairs.
- • **Leak-Proof Confidence:** Scientifically engineered to permanently seal radiator, heater core, gasket, and freeze plug leaks—no more unexpected breakdowns.
- • **Next-Gen Cooling Tech:** Includes Xtreme Cool™ to actively reduce water temperature and prevent overheating, keeping your engine running smooth.
- • **Universal Compatibility:** Works seamlessly with all traditional and extended life coolants—silicate or non-silicate, any color, no draining needed.
- • **System Conditioning Power:** Not just a sealant—conditions your cooling system to extend its life and optimize performance under pressure.

## Overview

Bar's Leaks Liquid Aluminum Radiator and Heater Core Stop Leak is a scientifically formulated, low viscosity additive designed to permanently seal coolant leaks in radiators, heater cores, gaskets, and freeze plugs. Featuring Xtreme Cool™ technology, it reduces water temperature to prevent overheating and conditions the cooling system. Compatible with all types and colors of traditional and extended life coolants, it requires no draining and works instantly to protect your vehicle’s engine.

## Description

Bar's Leaks Liquid Aluminum Radiator and Heater Core Stop Leak. 6 Pack,1186-6PK

## 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 |
|---------------|-------|
| Manufacturer | Bar's Leaks |
| Brand | Bar's Leaks |
| Model | 1186-6PK |
| Product Dimensions | 6.6 x 6.6 x 18.8 cm; 544.31 g |
| Item model number | 1186-6PK |
| Manufacturer Part Number | 1186-6PK |
| Special Features | permanently seals coolant leaks, seals heater core leaks, conditions the cooling system, compatible with various types of coolant and antifreeze |
| Item Weight | 544 g |
| Viscosity | Low viscosity liquid |

## Product Details

- **Material:** Liquid Aluminum and Xtreme Cool
- **Brand:** Bar's Leaks
- **Package information:** Bottle
- **Liquid volume:** 16.9 Fluid Ounces
- **Item weight:** 544 g

## 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.pe/products/282018537-bars-leaks-liquid-aluminum-radiator-and-heater-core-stop-leak](https://www.desertcart.pe/products/282018537-bars-leaks-liquid-aluminum-radiator-and-heater-core-stop-leak)

---

*Product available on Desertcart Peru*
*Store origin: PE*
*Last updated: 2026-03-14*