---
product_id: 89291820
title: "STP 78595 High Mileage Oil Treatment Plus Stop Leak - 15 fl oz"
brand: "stp"
price: "€ 55.93"
currency: EUR
in_stock: true
reviews_count: 3
category: "Stp"
url: https://www.desertcart.hr/products/89291820-stp-78595-high-mileage-oil-treatment-plus-stop-leak-15
store_origin: HR
region: Croatia
---

# Seal rejuvenation & leak stop ZDDP anti-wear additive 15 fl oz high-viscosity formula STP 78595 High Mileage Oil Treatment Plus Stop Leak - 15 fl oz

**Brand:** stp
**Price:** € 55.93
**Availability:** ✅ In Stock

## Summary

> 🚗 Keep your high-mileage engine young, quiet, and leak-free!

## Quick Answers

- **What is this?** STP 78595 High Mileage Oil Treatment Plus Stop Leak - 15 fl oz by stp
- **How much does it cost?** € 55.93 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/89291820-stp-78595-high-mileage-oil-treatment-plus-stop-leak-15)

## 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

- • **Easy Maintenance Boost:** Simply add during every oil change to keep your engine running like new.
- • **Leak & Noise Eliminator:** Rejuvenates seals and gaskets to stop leaks, reduce engine noise, and cut down smoking.
- • **Thick Viscosity Cushion:** Creates a protective barrier reducing metal-to-metal friction for smoother engine operation.
- • **Versatile Compatibility:** Perfect for cars, light trucks, and SUVs—engine care that fits your lifestyle.
- • **Engine Armor for 75K+ Miles:** Specifically formulated for high-mileage vehicles to extend engine life and performance.

## Overview

STP 78595 High Mileage Oil Treatment Plus Stop Leak is a 15 fl oz high-viscosity engine additive designed for vehicles with over 75,000 miles. Featuring ZDDP anti-wear agents, it reduces friction by creating a thick protective cushion between moving parts. It also rejuvenates seals and gaskets to stop leaks, reduce engine noise, and minimize smoking. Suitable for cars, light trucks, and SUVs, it’s added during every oil change to maintain engine health and performance.

## Description

Protect the engine in your high-mileage vehicle with STP High Mileage Oil Treatment + Stop Leak. Formulated especially for vehicles with over 75,000 miles, this high-viscosity engine additive includes ZDDP oil additive as an anti-wear agent for protection. This STP oil treatment creates a thick cushion between moving engine parts to help fight metal-to-metal friction. Engine stop leak helps to rejuvenate seals and gaskets and stop engine leaks, noise and smoking to improve performance. Add to engine oil with each oil change during car maintenance. It's suitable for cars, light trucks and SUVs.

Review: Drive longer - I have a i10 2008, suddenly leaking engine happened for 2 months , so I googled and saw this and put, there is not much difference, i think I should drive at least 1000km to notice the leak stop.
Review: Must be good & Genuine - Not yet used but have done my studies ....Must be good & Genuine product

## Features

- Protect the engine in your high-mileage vehicle with STP High Mileage Oil Treatment + Stop Leak. Formulated especially for vehicles with over 75,000 miles, this high-viscosity engine additive includes ZDDP oil additive as an anti-wear agent for protection. This STP oil treatment creates a thick cushion between moving engine parts to help fight metal-to-metal friction. Engine stop leak helps to rejuvenate seals and gaskets and stop engine leaks, noise and smoking to improve performance. Add to engine oil with each oil change during car maintenance. It's suitable for cars, light trucks and SUVs.
- One 15 fl oz bottle of STP High Mileage Oil Treatment + Stop Leak
- ZDDP oil additive prevents wear to protect your high-mileage vehicle
- High-viscosity formula creates a thick cushion between moving engine parts to reduce friction
- Leak stopper helps prevent engine leaks, noises and smoking and helps to rejuvenate seals and gaskets
- Add this oil treatment to engine oil during every oil change

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00D8OFQUE |
| Best Sellers Rank | #51,475 in Car & Motorbike ( See Top 100 in Car & Motorbike ) #74 in Engine Oil Additives |
| Brand | STP |
| Brand Name | STP |
| Compatible with Vehicle Type | Truck |
| Container Type | Bottle |
| Country of Origin | USA |
| Customer Reviews | 4.6 out of 5 stars 1,646 Reviews |
| Global Trade Identification Number | 00071153785953, 10071153184111 |
| Item Type Name | High Mileage Oil Treatment Stop Leak, 15 fl. oz |
| Item Weight | 0.95 Pounds |
| Liquid Volume | 15 Fluid Ounces |
| Manufacturer | STP |
| Manufacturer Part Number | 18411 |
| Package Information | Bottle |
| UPC | 071153785953 |
| Unit Count | 443.6 Milliliters |
| Vehicle Service Type | Truck |
| Viscosity | 50 sae_grade |
| What Is In the Box | High Mileage Oil Treatment |

## Product Details

- **Brand:** STP
- **Liquid Volume:** 15 Fluid Ounces
- **Package Information:** Bottle
- **Vehicle Service Type:** Truck
- **Viscosity:** 50 sae_grade

## Images

![STP 78595 High Mileage Oil Treatment Plus Stop Leak - 15 fl oz - Image 1](https://m.media-amazon.com/images/I/71xCSBdLnsL.jpg)
![STP 78595 High Mileage Oil Treatment Plus Stop Leak - 15 fl oz - Image 2](https://m.media-amazon.com/images/I/71XjxtLtCVL.jpg)
![STP 78595 High Mileage Oil Treatment Plus Stop Leak - 15 fl oz - Image 3](https://m.media-amazon.com/images/I/710AnJvkBmL.jpg)
![STP 78595 High Mileage Oil Treatment Plus Stop Leak - 15 fl oz - Image 4](https://m.media-amazon.com/images/I/71wpAWJ5aML.jpg)
![STP 78595 High Mileage Oil Treatment Plus Stop Leak - 15 fl oz - Image 5](https://m.media-amazon.com/images/I/71s2v+WWHvL.jpg)

## Questions & Answers

**Q: Is it suits for diesel engine beat 1ltr**
A: Not sure. But there is a diesel engine variant

## Customer Reviews

### ⭐⭐⭐⭐ Drive longer
*by V***K on 14 July 2018*

I have a i10 2008, suddenly leaking engine happened for 2 months , so I googled and saw this and put, there is not much difference, i think I should drive at least 1000km to notice the leak stop.

### ⭐⭐⭐⭐⭐ Must be good & Genuine
*by S***B on 30 May 2018*

Not yet used but have done my studies ....Must be good & Genuine product

### ⭐⭐⭐⭐⭐ Five Stars
*by A***R on 4 October 2017*

I am very much satisfied

## Frequently Bought Together

- STP High Mileage Oil Treatment + Stop Leak Engine Oil Additive, 15 fl oz, Contains ZDDP Anti-Wear Agent to Fight Friction, Rejuvenates Seals and Gaskets, Stops Leaks
- Valvoline High Mileage with MaxLife Technology SAE 5W-30 Synthetic Blend Motor Oil 5 QT

---

## 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.hr/products/89291820-stp-78595-high-mileage-oil-treatment-plus-stop-leak-15](https://www.desertcart.hr/products/89291820-stp-78595-high-mileage-oil-treatment-plus-stop-leak-15)

---

*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-03-10*