---
product_id: 126276638
title: "Liqui Moly Brake Fluid DOT 5.1 | 250 ml | Brake Fluid | SKU: 20158"
brand: "liqui moly"
price: "€ 12.27"
currency: EUR
in_stock: true
reviews_count: 9
category: "Liqui Moly"
url: https://www.desertcart.ie/products/126276638-liqui-moly-brake-fluid-dot-5-1-250-ml-brake
store_origin: IE
region: Ireland
---

# Extremely high wet & dry boiling points Superior lubrication for hydraulic components Corrosion & oxidation protection Liqui Moly Brake Fluid DOT 5.1 | 250 ml | Brake Fluid | SKU: 20158

**Brand:** liqui moly
**Price:** € 12.27
**Availability:** ✅ In Stock

## Summary

> 🚗 Elevate your brake game — because every stop counts!

## Quick Answers

- **What is this?** Liqui Moly Brake Fluid DOT 5.1 | 250 ml | Brake Fluid | SKU: 20158 by liqui moly
- **How much does it cost?** € 12.27 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/126276638-liqui-moly-brake-fluid-dot-5-1-250-ml-brake)

## Best For

- liqui moly enthusiasts

## Why This Product

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

## Key Features

- • **Seamless Compatibility:** Mixes effortlessly with high-quality synthetic brake fluids for hassle-free maintenance.
- • **Unmatched Thermal Stability:** Stay cool under pressure with boiling points that outperform DOT 3 & 4 fluids.
- • **Moisture-Resistant Performance:** Special scavengers suppress steam formation, ensuring consistent braking in humid conditions.
- • **Ultimate Brake System Protection:** Advanced inhibitors shield your brake lines from corrosion and oxidation, even in extreme heat.
- • **Precision Engineering for Peak Safety:** Lubricates all moving parts in the hydraulic circuit to maintain smooth, reliable brake response.

## Overview

Liqui Moly Brake Fluid DOT 5.1 (250 ml) is a premium synthetic brake fluid engineered for high-performance and safety. Featuring superior wet and dry boiling points, it ensures reliable braking under extreme conditions. Its advanced corrosion inhibitors and moisture scavengers protect your brake system from wear and steam formation, while its compatibility with synthetic fluids makes it ideal for top-tier vehicles and demanding drivers alike.

## Description

Liqui Moly Brake Fluid DOT 5.1 | 250 ml | Brake Fluid | SKU: 20158

Review: Great for mountain bikes - This is great. I use it for my mountain bikes. I think it is a great value for the price.
Review: Simply the best! - As a BMW owner, I always strive to maintain the highest standards of performance and safety for my vehicle, which is why I trust Liqui Moly Brake Fluid DOT 5.1 for my brake system maintenance. This premium brake fluid is specifically formulated to meet the stringent requirements of BMW vehicles, ensuring optimal braking performance and reliability. The DOT 5.1 specification offers excellent thermal stability and resistance to moisture absorption, which is crucial for maintaining consistent brake feel and responsiveness, especially during spirited driving or high-performance applications. The 250 ml size is perfect for topping off or flushing the brake system, and the easy-to-use bottle makes it convenient to pour without any mess. With Liqui Moly Brake Fluid DOT 5.1, I have peace of mind knowing that my BMW's brakes are always operating at their best, giving me confidence on the road and on the track. I highly recommend this brake fluid to fellow BMW owners who demand the best for their vehicles.

## Features

- Liqui Moly Brake Fluid DOT 5.1 | 250 ml | Brake Fluid | SKU: 20158
- Synthetic formulation based on glycol ethers, alkylpolyglycols, and glycol ether esters which guarantees full function even during extreme conditions. A higher wet and dry boiling point compared to DOT 3 and DOT 4 brake fluids and unique inhibitors provide corrosion and oxidation protection at high temperatures. Special scavengers are used to suppress steam at increased moisture levels.
- Extremely high wet and dry boiling points
- Miscible and compatible with high-quality synthetic brake fluids
- Assures a high degree of lubricating action on all moving components in the hydraulic brake circuit

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07DG3JKPK |
| Best Sellers Rank | #82,794 in Automotive ( See Top 100 in Automotive ) #50 in Hydraulic Oils |
| Brand | Liqui Moly |
| Customer Reviews | 4.6 4.6 out of 5 stars (125) |
| Date First Available | June 13, 2018 |
| Is Discontinued By Manufacturer | No |
| Item Form | Liquid |
| Item Weight | 8.8 ounces |
| Item model number | 20158 |
| Liquid Volume | 250 Milliliters |
| Manufacturer | Liqui Moly |
| Manufacturer Part Number | 20158 |
| Material | Plastic |
| Model | 20158 |
| Number of Items | 1 |
| Package Information | Bottle |
| Product Dimensions | 1.77 x 2.6 x 5.71 inches |
| Recommended Uses For Product | Automotive |
| Specific Uses For Product | Ensuring efficient and safe braking in various conditions, including extreme temperatures and high-performance braking systems |
| Unit Count | 8.4535 Fluid Ounces |

## Product Details

- **Brand:** Liqui Moly
- **Item Weight:** 250 Grams
- **Liquid Volume:** 250 Milliliters
- **Material:** Plastic
- **Package Information:** Bottle

## Images

![Liqui Moly Brake Fluid DOT 5.1 | 250 ml | Brake Fluid | SKU: 20158 - Image 1](https://m.media-amazon.com/images/I/71PaxFPWSfL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Questions & Answers

**Q: Good day, my audi q7 uses dot 4. can someone please explain the difference between dot4 and dot5.1, is dot5.1 maybe a better version of dot4?**
A: Yes, DOT 5.1 is a "better DOT 4".  If you look at the product specifications, it says it meets DOT3, DOT4 and DOT 5.1.  Most notable difference in 5.1 is higher boiling point which is good for racing and high-performance applications due to brake heat.  To get maximum benefit, you should flush and replace the fluid.

**Q: Will this work for a 2003 toyota corolla ce 1.8 l4?**
A: Yes. Just never use 5.0. It will damage the entire system.

**Q: Will this work for a 2003 toyota corolla ce 1.8 l4?**
A: Yes. Just never use 5.0.

**Q: What is the dry and wet boiling points of this product in f or celcius?**
A: The dry and wet boiling points of Liqui Moly 20158 Brake Fluid DOT 5.1 are as follows:

Dry boiling point: 270°C (518°F)
Wet boiling point: 191°C (376°F)
The dry boiling point is the temperature at which the brake fluid will boil when it is new and has not absorbed any moisture. The wet boiling point is the temperature at which the brake fluid will boil after it has absorbed water from the atmosphere.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great for mountain bikes
*by M***C on February 19, 2025*

This is great. I use it for my mountain bikes. I think it is a great value for the price.

### ⭐⭐⭐⭐⭐ Simply the best!
*by L***. on May 15, 2024*

As a BMW owner, I always strive to maintain the highest standards of performance and safety for my vehicle, which is why I trust Liqui Moly Brake Fluid DOT 5.1 for my brake system maintenance. This premium brake fluid is specifically formulated to meet the stringent requirements of BMW vehicles, ensuring optimal braking performance and reliability. The DOT 5.1 specification offers excellent thermal stability and resistance to moisture absorption, which is crucial for maintaining consistent brake feel and responsiveness, especially during spirited driving or high-performance applications. The 250 ml size is perfect for topping off or flushing the brake system, and the easy-to-use bottle makes it convenient to pour without any mess. With Liqui Moly Brake Fluid DOT 5.1, I have peace of mind knowing that my BMW's brakes are always operating at their best, giving me confidence on the road and on the track. I highly recommend this brake fluid to fellow BMW owners who demand the best for their vehicles.

### ⭐⭐⭐⭐⭐ Bmw approved 👌
*by G***T on October 1, 2025*

Great product 👌

## Frequently Bought Together

- Liqui Moly Brake Fluid DOT 5.1 | 250 ml | Brake Fluid | SKU: 20158
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*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-02-22*