---
product_id: 560343489
title: "17921 Synthetic Dot 4 Brake Fluid, 12 Fl. Oz. | For disc or drum brake systems requiring DOT 4 lv brake fluid"
brand: "stp"
price: "€ 35.46"
currency: EUR
in_stock: true
category: "Stp"
url: https://www.desertcart.hr/products/560343489-17921-synthetic-dot-4-brake-fluid-12-fl-oz-disc
store_origin: HR
region: Croatia
---

# High dry boiling point 270°C+ Optimized DOT 4 viscosity Corrosion protection formula 17921 Synthetic Dot 4 Brake Fluid, 12 Fl. Oz. | For disc or drum brake systems requiring DOT 4 lv brake fluid

**Brand:** stp
**Price:** € 35.46
**Availability:** ✅ In Stock

## Summary

> 🚗 Stop Confidently, Drive Boldly!

## Quick Answers

- **What is this?** 17921 Synthetic Dot 4 Brake Fluid, 12 Fl. Oz. | For disc or drum brake systems requiring DOT 4 lv brake fluid by stp
- **How much does it cost?** € 35.46 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/560343489-17921-synthetic-dot-4-brake-fluid-12-fl-oz-disc)

## 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

- • **Corrosion Shield:** Protects brake system components from rust and wear for longer life
- • **Vapor Lock Defense:** Prevents brake failure by resisting vapor lock in extreme conditions
- • **Trusted Performance:** Highly rated by 680+ users, ensuring confidence in every stop
- • **Unmatched Heat Resistance:** Boosts dry boiling point to 270°C+ for consistent braking under pressure
- • **Precision Viscosity Control:** Engineered to meet SAE J300 0W grade for smooth, reliable brake response

## Overview

STP 17921 Synthetic DOT 4 Brake Fluid is a premium, synthetic brake fluid designed to enhance braking performance by increasing the dry boiling point, preventing vapor lock, and protecting against corrosion. Ideal for modern disc and drum brake systems, it ensures reliable stopping power and system longevity with optimized viscosity and trusted user satisfaction.

## Description

As your brake pads wear, the level of brake fluid drops. STP Synthetic Brake Fluid DOT 4 is specially formulated to get optimum performance out of disc or drum brake systems in today’s cars and trucks.

## Features

- Increases dry boiling point to ensure maximum life and reliable braking power
- Helps provide protection against brake failure from vapor lock
- Helps prevent corrosion in brake system

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01E6DIFQM |
| Best Sellers Rank | #32,044 in Automotive ( See Top 100 in Automotive ) #434 in Automotive Oils |
| Brand Name | STP |
| Container Type | Bottle |
| Customer Reviews | 4.8 4.8 out of 5 stars (682) |
| Global Trade Identification Number | 00071153172463 |
| Included Components | STP Auto Performance Aid |
| Item Form | Liquid |
| Item Type Name | Auto Performance |
| Item Weight | 0.35 Kilograms |
| Liquid Volume | 12 Fluid Ounces |
| Manufacturer | STP |
| Material | Synthetic,Abs |
| Model Number | 18670 |
| Number of Items | 1 |
| Part Number | 17921 |
| Recommended Uses For Product | Vehicle |
| SAE J300 Viscosity Grade | 0W |
| Specific Uses For Product | Vehicle Brake System Maintenance and Protection |
| UPC | 071153172463 |
| Unit Count | 12 Milliliters |
| Upper Temperature Rating | 155 Degrees Celsius |
| Viscosity | Controlled, Optimum Viscosity for DOT 4 Brake Fluid |

## Product Details

- **Brand:** STP
- **Item weight:** 0.35 Kilograms
- **Liquid volume:** 12 Fluid Ounces
- **Material:** Synthetic,Abs
- **Package information:** Bottle

## Images

![17921 Synthetic Dot 4 Brake Fluid, 12 Fl. Oz. | For disc or drum brake systems requiring DOT 4 lv brake fluid - Image 1](https://m.media-amazon.com/images/I/61xaKbTS7tL.jpg)

## Questions & Answers

**Q: Is this good for a 2003 Chevy Blazer?**
A: As long as your blazer requires dot 3 brake fluid it should work fine. I used it in a 2011 f150.

**Q: is this a synthetic brake fluid? i need original non synthetic dot iii brake fluid and can't seem to find it.**
A: Kindly note that you can find the original one, it's distributed nationally through the largest retail, discount, auto, and convenience store chains. And it's Clean all dirt from around cover on master cylinder before removing. Fill unit to level specified by manufacturer. Replace cover. Check fluid level once a month.

**Q: Can I use this in my 1991 Cadillac Brougham?**
A: I don't know for certain, but check the DOT specification recommended in your owner's manual. The DOT specification also may be indicated somewhere on the reservoir cover

**Q: Can this be use For Honda Civic si sedan 2015?**
A: I'm not. ... FON---DA  OF. HONDA ,😱 SO I DON'T KNOW.

## Frequently Bought Together

- STP Synthetic Brake Fluid, Dot 4 Brake Fluid Protects Brake Systems, ABS, Disc and Drum Systems, 12 Oz, STP
- PEAK 50/50 Prediluted Antifreeze and Coolant for All Engine Cooling Systems

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**Shop now:** [https://www.desertcart.hr/products/560343489-17921-synthetic-dot-4-brake-fluid-12-fl-oz-disc](https://www.desertcart.hr/products/560343489-17921-synthetic-dot-4-brake-fluid-12-fl-oz-disc)

---

*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-07-14*