---
product_id: 431637967
title: "Professional Formula Engine Oil Stop Leak Sealer Treatment Additive 325ml"
brand: "wynn's"
price: "S$10"
currency: SGD
in_stock: true
reviews_count: 7
category: "Wynn's"
url: https://www.desertcart.sg/products/431637967-professional-formula-engine-oil-stop-leak-sealer-treatment-additive-325ml
store_origin: SG
region: Singapore
---

# restores rubber & neoprene seals safe for all oil types & catalytic converters 325ml universal oil additive Professional Formula Engine Oil Stop Leak Sealer Treatment Additive 325ml

**Brand:** wynn's
**Price:** S$10
**Availability:** ✅ In Stock

## Summary

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

## Quick Answers

- **What is this?** Professional Formula Engine Oil Stop Leak Sealer Treatment Additive 325ml by wynn's
- **How much does it cost?** S$10 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/431637967-professional-formula-engine-oil-stop-leak-sealer-treatment-additive-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

- • **Seal Revival Power:** Revitalizes crankshaft, camshaft, and valve stem seals to extend engine life and performance.
- • **Turbo & Diesel Ready:** Perfect for all petrol and diesel engines, turbocharged or not, plus stationary equipment suffering oil loss.
- • **Eco & Engine Friendly:** Does not harm catalytic converters or alter oil quality and viscosity—drive clean and smooth.
- • **Leak-Proof Confidence:** Stops and prevents engine oil leaks without dismantling your engine—save time and money!
- • **Universal Compatibility:** Works seamlessly with mineral, synthetic, single- and multigrade oils, including low SAPS formulations.

## Overview

Wynn's Professional Formula Engine Oil Stop Leak Sealer Treatment Additive (325ml) is a powerful, oil-soluble supplement designed to stop and prevent engine oil leaks without engine disassembly. It revitalizes rubber and neoprene seals on critical engine components, is compatible with all oil types including low SAPS, and is safe for catalytic converters. Suitable for all petrol and diesel engines, including turbocharged models and stationary equipment, it ensures leak-free performance while maintaining oil quality and viscosity.

## Description

Wynn's Professional Formula Engine Oil Stop Leak Sealer Treatment Additive 325ml

Review: Good - Good
Review: Quality - Good

## Features

- An oil soluble supplement designed to stop and prevent engine oil leaks without dismantling
- Revitalizes rubber and neoprene seals of crankshaft, camshaft and valve stems
- Does not harm catalytic converters. Does not influence oil quality or viscosity
- Compatible with all mineral, synthetic, single- and multigrade oils and suitable for regular and low SAPS applications
- Recommended for all petrol and diesel engines of vehicles with or without turbocharger and stationary equipment which suffer from oil loss

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B001NUOJYY |
| Automotive Fit Type | Universal Fit |
| Best Sellers Rank | #8,434 in Automotive ( See Top 100 in Automotive ) #151 in Automotive Oils |
| Brand | Wynn's |
| Brand Name | Wynn's |
| Compatible with Vehicle Type | Car |
| Container Type | Can |
| Customer Reviews | 4.3 out of 5 stars 672 Reviews |
| Flash Point | 170 Degrees Celsius |
| Flash point | 170 Degrees Celsius |
| Global Trade Identification Number | 05411693774416 |
| Included Components | 1 |
| Item Type Name | W77441 |
| Item Weight | 300 Grams |
| Liquid Volume | 325 Milliliters |
| Liquid volume | 325 Milliliters |
| Manufacturer | Wynn Oil UK |
| Manufacturer Part Number | WYN77441 |
| Model Number | 1831027 |
| Number of Packs | 1 |
| Package information | Can |
| Size | 325 milliliters |
| Unit Count | 325 Milliliters |
| Vehicle service type | Car |

## Product Details

- **Brand:** Wynn's
- **Flash point:** 170 Degrees Celsius
- **Liquid volume:** 325 Milliliters
- **Package information:** Can
- **Vehicle service type:** Car

## Images

![Professional Formula Engine Oil Stop Leak Sealer Treatment Additive 325ml - Image 1](https://m.media-amazon.com/images/I/61y4AeADgOL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good
*by A***S on 8 March 2025*

Good

### ⭐⭐⭐⭐ Quality
*by S***B on 18 September 2026*

Good

### ⭐⭐⭐⭐⭐ Produit conforme .
*by J***N on 15 August 2026*

Pas encore utilisé .

## Frequently Bought Together

- Wynn's Pro Engine Oil Stop Leak - Restores Seal Flexibility & Prevents Oil Leaks Without Dismantling - Safe for Catalytic Converters - Compatible with All Oils & Engine Types - 325ml
- Wynn's Engine Oil Stop Leak - Prevents & Stops Oil Leaks - Restores Elasticity of Seals & O-Rings - Lubricates & Protects Engine Seals - Safe for All Engine Oils - 325ml
- Wynn's Stop Smoke - Reduces Exhaust Smoke Due to Oil Burning - Improves Compression, Viscosity & Engine Performance - Compatible with All Oils & Engine Types - 325ml

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**Shop now:** [https://www.desertcart.sg/products/431637967-professional-formula-engine-oil-stop-leak-sealer-treatment-additive-325ml](https://www.desertcart.sg/products/431637967-professional-formula-engine-oil-stop-leak-sealer-treatment-additive-325ml)

---

*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-10-06*