---
product_id: 253648056
title: "GST96300EN06 Radiator Sealer Permanently Seals Leaks Treatment (300 Ml)"
brand: "stp"
price: "$19.98"
currency: USD
in_stock: true
category: "Stp"
url: https://www.desertcart.us/products/253648056-gst96300en06-radiator-sealer-permanently-seals-leaks-treatment-300-ml
store_origin: US
region: United States of America
---

# Compatible with all antifreeze types Seals leaks permanently Includes corrosion inhibitors GST96300EN06 Radiator Sealer Permanently Seals Leaks Treatment (300 Ml)

**Brand:** stp
**Price:** $19.98
**Availability:** ✅ In Stock

## Summary

> 🔥 Seal the deal, cool with confidence! 🧊

## Quick Answers

- **What is this?** GST96300EN06 Radiator Sealer Permanently Seals Leaks Treatment (300 Ml) by stp
- **How much does it cost?** $19.98 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/253648056-gst96300en06-radiator-sealer-permanently-seals-leaks-treatment-300-ml)

## Best For

- stp enthusiasts

## Why This Product

- Trusted stp brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Instant Leak Repair:** Stops radiator leaks fast to keep your engine cool and running smoothly.
- • **Engine Longevity Boost:** Corrosion inhibitors protect your cooling system from rust and scale buildup.
- • **Universal Compatibility:** Works seamlessly with all radiator types and antifreeze formulas—no guesswork needed.
- • **UK-Made Quality Assurance:** Proudly manufactured in the UK, ensuring premium reliability and safety.
- • **Smooth Water Pump Operation:** Lubricates the water pump for quieter, more efficient performance.

## Overview

The STP GST96300EN06 Radiator Sealer is a 300ml treatment designed to permanently seal radiator leaks, compatible with all radiator and antifreeze types. It protects your cooling system by preventing corrosion and lubricating the water pump, ensuring optimal engine performance. Made in the UK, this trusted formula offers a quick, reliable fix to keep your vehicle running cooler and longer.

## Description

STP GST96300EN06 Radiator Sealer Permanently Seals Leaks Treatment (300 Ml) : desertcart.ae: Automotive

## Features

- Suitable for all types of radiator
- Compatible with all types of antifreeze
- Safe for rubber hoses
- Proudly made in the UK
- Seals radiator leaks promptly, restoring the cooling system's integrity
- Includes corrosion inhibitors to prevent rust and scale buildup
- Lubricates the water pump, ensuring smooth operation

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00W1L74GY |
| Best Sellers Rank | #536 in Automotive ( See Top 100 in Automotive ) #6 in Automotive Fillers, Adhesives & Sealants |
| Brand | STP |
| Customer Reviews | 4.2 4.2 out of 5 stars (49) |
| Date First Available | 12 March 2016 |
| Item Weight | 360 g |
| Item model number | GST96300EN06 |
| Manufacturer | MOTORMEDIC |
| Manufacturer Part Number | GST96300EN06 |
| Model | Sealer |
| Product Dimensions | 7.8 x 4.3 x 14.7 cm; 360 g |

## Images

![GST96300EN06 Radiator Sealer Permanently Seals Leaks Treatment (300 Ml) - Image 1](https://m.media-amazon.com/images/I/611Ptxmj75L.jpg)

## Available Options

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

## Frequently Bought Together

- STP GST96300EN06 Radiator Sealer Permanently Seals Leaks Treatment (300 Ml)
- Turbo Radiator Coolant Green 1Gln
- STP - GST95300EN06 Radiator Flush Cleans Cooling System (300 ml)

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**Shop now:** [https://www.desertcart.us/products/253648056-gst96300en06-radiator-sealer-permanently-seals-leaks-treatment-300-ml](https://www.desertcart.us/products/253648056-gst96300en06-radiator-sealer-permanently-seals-leaks-treatment-300-ml)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-07-09*