---
product_id: 41584281
title: "Wynns Radiator Stop Leak 325ml"
brand: "wynn's"
price: "403 kr"
currency: DKK
in_stock: true
reviews_count: 5
category: "Wynn's"
url: https://www.desertcart.dk/products/41584281-wynns-radiator-stop-leak-325ml
store_origin: DK
region: Denmark
---

# Safe for rubber hoses & system components Compatible with all coolants & antifreeze Stops leaks & prevents corrosion Wynns Radiator Stop Leak 325ml

**Brand:** wynn's
**Price:** 403 kr
**Availability:** ✅ In Stock

## Summary

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

## Quick Answers

- **What is this?** Wynns Radiator Stop Leak 325ml by wynn's
- **How much does it cost?** 403 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/41584281-wynns-radiator-stop-leak-325ml)

## Best For

- wynn's enthusiasts

## Why This Product

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

## Key Features

- • **System-Safe Formula:** Won't harm rubber hoses, gaskets, or sensors—engineered for peace of mind
- • **Leak-Proof Confidence:** Seals small radiator leaks fast without damage
- • **Water Pump Lubrication:** Keeps your cooling system running smoothly and efficiently
- • **Rust & Corrosion Defense:** Enhanced formula protects your cooling system’s longevity
- • **Universal Coolant Compatibility:** Works seamlessly with all antifreezes including OAT types

## Overview

Wynns Radiator Stop Leak 325ml is a compact, advanced formula designed to quickly seal small leaks in radiators and cooling systems. Compatible with all antifreezes and coolants, it protects against rust and corrosion while being safe on rubber hoses and system components. Ideal for proactive vehicle maintenance, it also lubricates the water pump to ensure optimal performance.

## Description

Wynns Radiator Stop Leak 325ml WYN55864 Compatible with all coolants and anti-freeze. Radiator Stop Leak will seal small leaks without damage to rubber hoses, gaskets or other system components. Formulated to stop and prevent leaks in the radiator and cooling system, protect against rust and corrosion and to lubricate the water pump. Note; Radiator Stop Leak will not repair broken or split hoses. Size 325ml. WYN55864

Review: stop leak works - Good stuff. Stop works
Review: Wynns Radiator Stop Leak - The radiator stop leak belt worked well, the quality is as advertised and I would buy from the Seller again.

## Features

- Enhanced protection against rust and corrosion.
- Is formulated to avoid clogging of radiator waterways and temperature sensors.
- Is compatible with all antifreezes and coolants, also with OAT coolants.
- Will not harm rubber hoses, gaskets or other system components.
- Stops and prevents leakages in the radiator, cooling and heating system.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Wynn's |
| Item Weight | 0.37 Kilograms |
| Item dimensions L x W x H | 0.18 x 0.85 x 3.27 inches |
| Material | Rubber |
| Style | Compact |
| Water Resistance Level | Water Resistant |

## Product Details

- **Material:** Rubber
- **Brand:** Wynn's
- **Style:** Compact
- **Item Weight:** 0.37 Kilograms
- **Item dimensions L x W x H:** 0.71 x 1.33 x 3.63 inches

## Images

![Wynns Radiator Stop Leak 325ml - Image 1](https://m.media-amazon.com/images/I/41OpD1zXwdL.jpg)
![Wynns Radiator Stop Leak 325ml - Image 2](https://m.media-amazon.com/images/I/51jepFjIBwL.jpg)
![Wynns Radiator Stop Leak 325ml - Image 3](https://m.media-amazon.com/images/I/51s+4wnrGiL.jpg)
![Wynns Radiator Stop Leak 325ml - Image 4](https://m.media-amazon.com/images/I/61TJZQ1WI6L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ stop leak works
*by M***K on January 13, 2026*

Good stuff. Stop works

### ⭐⭐⭐⭐⭐ Wynns Radiator Stop Leak
*by N***Y on December 2, 2025*

The radiator stop leak belt worked well, the quality is as advertised and I would buy from the Seller again.

### ⭐⭐⭐⭐ good value
*by N***. on May 9, 2025*

Should work well for small pin size leaks.

## Frequently Bought Together

- Wynns Radiator Stop Leak 325ml
- Wynn's 28263 Diesel Particulate Filter Cleaner
- #1 DPF foam cleaner Diesel particulate filter without disassembling easy to use Latest cleaning technology cleaner

---

## 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.dk/products/41584281-wynns-radiator-stop-leak-325ml](https://www.desertcart.dk/products/41584281-wynns-radiator-stop-leak-325ml)

---

*Product available on Desertcart Denmark*
*Store origin: DK*
*Last updated: 2026-01-31*