---
product_id: 280814409
title: "AS145 Radiator Sealer Stop Leak - 11 oz."
brand: "prestone"
price: "C$3345"
currency: NIO
in_stock: true
url: https://www.desertcart.ni/products/280814409-as145-radiator-sealer-stop-leak-11-oz
store_origin: NI
region: Nicaragua
---

# Leak Prevention 11 oz. Size Sealant Power AS145 Radiator Sealer Stop Leak - 11 oz.

**Brand:** prestone
**Price:** C$3345
**Availability:** ✅ In Stock

## Summary

> 🚗 Seal the Deal with Prestone!

## Quick Answers

- **What is this?** AS145 Radiator Sealer Stop Leak - 11 oz. by prestone
- **How much does it cost?** C$3345 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ni](https://www.desertcart.ni/products/280814409-as145-radiator-sealer-stop-leak-11-oz)

## Best For

- prestone enthusiasts

## Why This Product

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

## Key Features

- • **Trusted Brand:** Prestone, a name synonymous with quality and reliability.
- • **Easy Application:** Simply pour into your radiator for instant results.
- • **Ultimate Leak Solution:** Seal leaks in minutes and keep your engine running smoothly.
- • **Long-Lasting Protection:** Provides a durable seal that withstands high temperatures.
- • **Versatile Compatibility:** Works with all types of antifreeze and coolant.

## Overview

Prestone AS145 Radiator Sealer Stop Leak is a powerful 11 oz. sealant designed to quickly and effectively seal leaks in your vehicle's radiator, ensuring optimal performance and longevity. Trusted by professionals, this product is compatible with all antifreeze types and offers easy application for immediate results.

## Description

AS145 Radiator Sealer Stop Leak - 11 oz.

## Features

- Item Category: Sealant
- Item Trademark: Prestone
- manufacturer: Prestone

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Synthetic |
| Brand | Prestone |
| Style | Pumps |
| Item Weight | 13.12 ounces |
| Item dimensions L x W x H | 1.91 x 3.04 x 5.64 inches |
| Water Resistance Level | Waterproof |
| Item Form | Liquid |
| UPC | 797496876546 |
| Unit Count | 11.0 Ounce |
| Global Trade Identification Number | 00797496876546 |
| Number of Items | 1 |
| Manufacturer | Prestone |
| Model | AS145 |
| Item Weight | 13.1 ounces |
| Product Dimensions | 1.91 x 3.04 x 5.64 inches |
| Item model number | AS145 |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | AS145 |

## Product Details

- **Material:** Synthetic
- **Brand:** Prestone
- **Style:** Pumps
- **Item Weight:** 13.12 ounces
- **Item dimensions L x W x H:** 1.91 x 3.04 x 5.64 inches

## Images

![AS145 Radiator Sealer Stop Leak - 11 oz. - Image 1](https://m.media-amazon.com/images/I/61u3q1e7qTL.jpg)

## Questions & Answers

**Q: Does it change the color of the anifreeze ?**
A: Yes it will slightly alter the color but it will not alter the coolant properties in the Antifreeze.

**Q: Do you have to use 50/50 antifreeze coolant or can you use water in replace of antifreeze?**
A: You can. I wouldn’t. Antifreeze is also coolant. You should never put straight water in your radiator.

**Q: Can I use on comercial truck**
A: Yes worked on mine

**Q: What are the directions for this product**
A: Shake bottle vigorously to mix contents. With engine cold, remove radiator cap and pour contents in radiator. Replace cap, start engine, turn heater on and run until engine reaches normal operating temperature.

## Frequently Bought Together

- Prestone AS145 Stop Leak Repair for Radiators, Heater Cores, and Hoses, 11 oz., 1 Pack
- Valvoline Multi-Vehicle 50/50 Ready-to-Use Antifreeze/Coolant 1 GA
- K-Seal ST5501 Multi-Purpose One Step Permanent Coolant Leak Repair, 8oz, Pour and Go, Mixes with All Antifreeze, No Flushing Required

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**Shop now:** [https://www.desertcart.ni/products/280814409-as145-radiator-sealer-stop-leak-11-oz](https://www.desertcart.ni/products/280814409-as145-radiator-sealer-stop-leak-11-oz)

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*Product available on Desertcart Nicaragua*
*Store origin: NI*
*Last updated: 2026-01-29*