---
product_id: 399438995
title: "STP Engine Stop Leak (Petrol and Diesel) : Helps Stop Minor Oil leaks and rejuvenates Deals and gaskets - Pack of 1"
brand: "stp"
price: "€ 12.39"
currency: EUR
in_stock: true
url: https://www.desertcart.ie/products/399438995-stp-engine-stop-leak-petrol-and-diesel-helps-stop-minor
store_origin: IE
region: Ireland
---

# heat-damage polymer renewal prevents costly engine repairs 300ml advanced sealant volume STP Engine Stop Leak (Petrol and Diesel) : Helps Stop Minor Oil leaks and rejuvenates Deals and gaskets - Pack of 1

**Brand:** stp
**Price:** € 12.39
**Availability:** ✅ In Stock

## Summary

> 🛠️ Stop leaks before they start—because your engine deserves VIP treatment!

## Quick Answers

- **What is this?** STP Engine Stop Leak (Petrol and Diesel) : Helps Stop Minor Oil leaks and rejuvenates Deals and gaskets - Pack of 1 by stp
- **How much does it cost?** € 12.39 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/399438995-stp-engine-stop-leak-petrol-and-diesel-helps-stop-minor)

## 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

- • **No More Drip Drama:** Prevents messy leaks that can lead to expensive mechanical work—keep your ride flawless.
- • **Plug & Play Protection:** Ready-to-use 300ml pack with no assembly required—easy maintenance for busy pros.
- • **Engine Armor in a Bottle:** Boosts your engine oil’s protective power, extending engine life and performance.
- • **Seal the Deal, Save the Engine:** Special polymer formula rejuvenates worn seals and gaskets to stop minor oil leaks fast.
- • **Made in the USA, Trusted Worldwide:** Crafted by STP and ArmorAll, a global leader in vehicle care innovation.

## Overview

STP Engine Stop Leak is a 300ml additive designed to renew heat-damaged polymer seals and gaskets in petrol and diesel engines, effectively stopping minor oil leaks. It enhances the protective qualities of existing engine oil, helping prevent costly repairs and maintaining engine performance. Made in the USA by trusted brands STP and ArmorAll, this easy-to-use formula is a must-have for proactive vehicle maintenance.

## Description

STP Engine Stop Leak (Petrol and Diesel) : Helps Stop Minor Oil leaks and rejuvenates Deals and gaskets - Pack of 1

## Features

- STP Engine Stop Leak (Petrol and Diesel) : Helps Stop Minor Oil leaks and rejuvenates Deals and gaskets - Pack of 1

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | ArmorAll and STP, ENERGIZER TRADING LTD. SWORD HOUSE, TOTTERIDGE ROAD, HIGH WYCOMBE, HP13 6DG UK |
| Brand | STP |
| Model | STP_EU_ENGSTOPLEAK |
| Product Dimensions | 25 x 15 x 5 cm; 249 g |
| Item model number | STP_EU_ENGSTOPLEAK |
| Exterior | smooth |
| Manufacturer Part Number | STP_EU_ENGSTOPLEAK |
| Volume | 300 Millilitres |
| Colour | Clear |
| Assembly Required | No |
| Manufacturer | ENERGIZER TRADING LTD. SWORD HOUSE, TOTTERIDGE ROAD, HIGH WYCOMBE, HP13 6DG UK |
| Country of Origin | USA |
| Item Weight | 249 g |

## Images

![STP Engine Stop Leak (Petrol and Diesel) : Helps Stop Minor Oil leaks and rejuvenates Deals and gaskets - Pack of 1 - Image 1](https://m.media-amazon.com/images/I/615layWff-L.jpg)

## Questions & Answers

**Q: Can I use it for my Honda civic 2010 automatic transmission?**
A: This is for the engine

**Q: Coolant leaking to combustion chamber will this stop that leak ?  Skoda Laura 1.9 tdi**
A: No

**Q: Is this help to prevent mixing oil with coolent?**
A: Never

**Q: After adding this product in an oil tank , can we go for a long drive ? Please let me know**
A: No

## Frequently Bought Together

- STP Engine Stop Leak (Petrol and Diesel) : Helps Stop Minor Oil leaks and rejuvenates Deals and gaskets - Pack of 1
- Abro DI-502 SUV Car Diesel Fuel Treatment and Injector Cleaner for Mileage Improvement & Deposit Cleaning (354 ml)

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**Shop now:** [https://www.desertcart.ie/products/399438995-stp-engine-stop-leak-petrol-and-diesel-helps-stop-minor](https://www.desertcart.ie/products/399438995-stp-engine-stop-leak-petrol-and-diesel-helps-stop-minor)

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*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-02-28*