---
product_id: 49538900
title: "OEMTOOLS 25739 8-Ounce Combustion Leak Test Fluid | for Use with OEMTOOLS 27145 Combustion Leak Detector and Similar Testers"
brand: "oemtools"
price: "FREE"
currency: EUR
in_stock: false
url: https://www.desertcart.be/products/49538900-oemtools-25739-8-ounce-combustion-leak-test-fluid-for-use
store_origin: BE
region: Belgium
---

# Quick Transfer Non-Toxic Color Change Alert OEMTOOLS 25739 8-Ounce Combustion Leak Test Fluid | for Use with OEMTOOLS 27145 Combustion Leak Detector and Similar Testers

**Brand:** oemtools
**Price:** FREE
**Availability:** ❌ Out of Stock

## Summary

> 🔍 Test with Confidence - Your Engine's Health Awaits!

## Quick Answers

- **What is this?** OEMTOOLS 25739 8-Ounce Combustion Leak Test Fluid | for Use with OEMTOOLS 27145 Combustion Leak Detector and Similar Testers by oemtools
- **How much does it cost?** FREE with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/49538900-oemtools-25739-8-ounce-combustion-leak-test-fluid-for-use)

## Best For

- oemtools enthusiasts

## Why This Product

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

## Key Features

- • **Compact Design:** Perfect for on-the-go diagnostics!
- • **Instant Feedback:** Fluid turns yellow to signal exhaust gases!
- • **Eco-Friendly Formula:** Protect the planet while you test!
- • **Seamless Compatibility:** Works flawlessly with OEMTOOLS 27145!
- • **Lightweight Convenience:** Easily portable at just 295g!

## Overview

The OEMTOOLS 25739 8-Ounce Combustion Leak Test Fluid is a non-toxic, eco-friendly solution designed for use with the OEMTOOLS 27145 Combustion Leak Detector. This compact fluid quickly changes color to indicate the presence of exhaust gases, making it an essential tool for efficient engine diagnostics.

## Description

The OEM Test Fluid for Block Tester is designed for use with block testers to quickly and easily pinpoint the combustion leaks caused by bad head gaskets and cracked blocks.

## Features

- For OEMTOOLS Block Tester #21745
- Non-Toxic Environment Friendly
- Fluid Turns Yellow When Exhaust Gases Are Present
- Quickly and Easily Transfer Fluids

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Great Neck Saw |
| Part Number | 25739 |
| Product Dimensions | 24.77 x 5.08 x 6.35 cm; 294.84 g |
| Item model number | 25739 |
| Style | Compact |
| Item Package Quantity | 1 |
| Included Components | OEMTOOLS 25739 8-Ounce Combustion Leak Test Fluid | For Use with OEMTOOLS 27145 Combustion Leak Detector |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 295 g |

## Product Details

- **Brand:** OEMTOOLS
- **Style:** Compact
- **Item weight:** 0.65 Pounds
- **Global Trade Identification Number:** 00076812257390
- **Number of items:** 1
- **Manufacturer:** Great Neck Saw
- **UPC:** 076812257390

## Images

![OEMTOOLS 25739 8-Ounce Combustion Leak Test Fluid | for Use with OEMTOOLS 27145 Combustion Leak Detector and Similar Testers - Image 1](https://m.media-amazon.com/images/I/71r2fQmFm7L.jpg)
![OEMTOOLS 25739 8-Ounce Combustion Leak Test Fluid | for Use with OEMTOOLS 27145 Combustion Leak Detector and Similar Testers - Image 2](https://m.media-amazon.com/images/I/71knsiEfLaL.jpg)
![OEMTOOLS 25739 8-Ounce Combustion Leak Test Fluid | for Use with OEMTOOLS 27145 Combustion Leak Detector and Similar Testers - Image 3](https://m.media-amazon.com/images/I/717Ptbsm2BL.jpg)
![OEMTOOLS 25739 8-Ounce Combustion Leak Test Fluid | for Use with OEMTOOLS 27145 Combustion Leak Detector and Similar Testers - Image 4](https://m.media-amazon.com/images/I/614cqTiNihL.jpg)
![OEMTOOLS 25739 8-Ounce Combustion Leak Test Fluid | for Use with OEMTOOLS 27145 Combustion Leak Detector and Similar Testers - Image 5](https://m.media-amazon.com/images/I/81pqR3k4gSL.jpg)

## Frequently Bought Together

- OEMTOOLS 25739 8-Ounce Combustion Leak Test Fluid | For Use with OEMTOOLS 27145 Combustion Leak Detector and Similar Testers
- OEMTOOLS 37145 Combustion Leak Detector, Plastic and Rubber Tester for Engine Block Leaks, Automotive Blown Head Gasket Test, Block Test Kit

---

## 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.be/products/49538900-oemtools-25739-8-ounce-combustion-leak-test-fluid-for-use](https://www.desertcart.be/products/49538900-oemtools-25739-8-ounce-combustion-leak-test-fluid-for-use)

---

*Product available on Desertcart Belgium*
*Store origin: BE*
*Last updated: 2026-10-20*