---
product_id: 584807802
title: "1177 Radiator Stop Leak Tablets, 1.76oz"
price: "€ 5.68"
currency: EUR
in_stock: true
reviews_count: 8
url: https://www.desertcart.ie/products/584807802-1177-radiator-stop-leak-tablets-1-76oz
store_origin: IE
region: Ireland
---

# Lasts up to 15,000 miles OEM approved & trusted Professional strength formula 1177 Radiator Stop Leak Tablets, 1.76oz

**Price:** € 5.68
**Availability:** ✅ In Stock

## Summary

> 🛠️ Seal the deal on radiator leaks before they seal your fate!

## Quick Answers

- **What is this?** 1177 Radiator Stop Leak Tablets, 1.76oz
- **How much does it cost?** € 5.68 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/584807802-1177-radiator-stop-leak-tablets-1-76oz)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Multi-Action Formula:** Neutralizes pH, controls electrolysis, lubricates, and seals leaks inside and out
- • **OEM-Grade Reliability:** Used and approved by top auto and truck manufacturers worldwide
- • **Long-Lasting Protection:** Reapply only once a year or every 15,000 miles for continuous peace of mind
- • **Universal Compatibility:** Works seamlessly with all antifreeze types and even plain water
- • **Ultimate Cooling System Defense:** Stops leaks, rust, and scale before they start

## Overview

Bar's Leaks 1177 Radiator Stop Leak Tablets deliver professional-grade leak sealing and cooling system protection trusted by OEM manufacturers. This 1.76oz powerhouse inhibits rust and scale, balances pH, controls electrolysis, and lubricates critical components. Compatible with all antifreeze types and water, it offers up to 15,000 miles of leak defense, making it a must-have for proactive vehicle maintenance.

## Description

Bar's Leaks Radiator Stop Leak Tablets inhibit the formation or rust and scale, neutralize pH imbalance, controls electrolysis, lubricates and seals internal, external and coolant-to-oil leaks. Same tablets as used by many OEM auto and truck manufacturers around the world. Bar's Leaks Radiator Stop Leak is designed to enhance the use of antifreeze or can also be used in water. When used in water alone, it is also recommended to use a cooling system anti-rust and water pump lube.

Review: Worth more than the money - This stuff works miracles. Bar's has a solid rep, and this is no different. Awesome.
Review: Bars leak - I’ve used this product for along time on many different vehicles, works good, hard to find in stores anymore.

## Features

- PROFESSIONAL STRENGTH FORMULA: Bar's Leaks Radiator Stop Leak Tablets inhibit the formation or rust and scale, neutralize pH imbalance, controls electrolysis, lubricates and seals internal, external and coolant-to-oil leaks.
- OEM USED AND APPROVED: Same tablets as used by manyOEM auto and truck manufacturers around the world.
- SEALS LEAKS AND SEEPAGE: For continued protection of the entire cooling system, repeat Bar’s Leaks application every 15,000 miles or once per year.
- WORKS WITH ALL TYPES OF ANTIFREEZE OR WATER: Professional strength formula works with ALL types and colors of antifreeze coolant including conventional, extended life, waterless and straight water.
- Bar's Leaks Radiator Stop Leak Tablets inhibit the formation or rust and scale, neutralize pH imbalance, controls electrolysis, lubricates and seals internal, external and coolant-to-oil leaks.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CLB953N4 |
| Best Sellers Rank | #29,898 in Automotive ( See Top 100 in Automotive ) #1 in Radiator Conditioners & Protectants |
| Brand | Bar's Leaks |
| Customer Reviews | 4.3 4.3 out of 5 stars (139) |
| Date First Available | November 17, 2023 |
| Item Weight | 1.76 ounces |
| Item model number | 1177 |
| Manufacturer | Bar's Products |
| Manufacturer Part Number | 1177 |
| Model | Bar's Leaks Radiator Stop Leak Tablets |
| Package Dimensions | 7.05 x 4.61 x 0.87 inches |

## Images

![1177 Radiator Stop Leak Tablets, 1.76oz - Image 1](https://m.media-amazon.com/images/I/71XVW0ErmbL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Worth more than the money
*by L***S on November 9, 2025*

This stuff works miracles. Bar's has a solid rep, and this is no different. Awesome.

### ⭐⭐⭐⭐⭐ Bars leak
*by M***X on December 24, 2025*

I’ve used this product for along time on many different vehicles, works good, hard to find in stores anymore.

### ⭐⭐⭐⭐ works well
*by R***. on November 6, 2025*

works well on a small leak, I use 1 in cooling system to stop any small leaks

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---

*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-03-10*