--- product_id: 253462040 title: "STP 17921 Synthetic DOT 4 Brake Fluid, 12 fl. oz." brand: "stp" price: "¥9551" currency: JPY in_stock: true reviews_count: 5 url: https://www.desertcart.jp/products/253462040-stp-17921-synthetic-dot-4-brake-fluid-12-fl-oz store_origin: JP region: Japan --- # Dry boiling point 270°C+ DOT 4 synthetic formula Corrosion protection STP 17921 Synthetic DOT 4 Brake Fluid, 12 fl. oz. **Brand:** stp **Price:** ¥9551 **Availability:** ✅ In Stock ## Summary > 🚗 Stop on a dime, drive with confidence! ## Quick Answers - **What is this?** STP 17921 Synthetic DOT 4 Brake Fluid, 12 fl. oz. by stp - **How much does it cost?** ¥9551 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/253462040-stp-17921-synthetic-dot-4-brake-fluid-12-fl-oz) ## 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 - • **Universal Compatibility:** Engineered for all DOT 4 brake systems—disc or drum, no compromises - • **Certified Safety Standard:** Exceeds Federal Motor Vehicle Safety Standard No. 116 & SAE J1704 specs - • **Unmatched Heat Resistance:** Boosts dry boiling point to 270°C+ for fearless braking under pressure - • **Precision Synthetic Formula:** Optimized viscosity ensures smooth, reliable brake response every time - • **Ultimate Brake System Protection:** Prevents vapor lock and corrosion to keep your brakes flawless ## Overview STP 17921 Synthetic DOT 4 Brake Fluid is a premium, synthetic brake fluid designed to elevate braking performance by increasing the dry boiling point above 270°C, preventing vapor lock, and protecting against corrosion. Compatible with all DOT 4 brake systems, it meets and exceeds key federal and SAE safety standards, ensuring reliable, long-lasting brake system health for modern vehicles. ## 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 - Works with all brake systems requiring DOT 4 fluids - Exceeds Federal Motor Vehicle Safety standard No. 116 and meets SAE spec. J1704 ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B01E6DIFQM | | Best Sellers Rank | #373,994 in Car & Motorbike (See Top 100 in Car & Motorbike) #55 in Brake Fluids | | Brand Name | STP | | Container Type | Bottle | | Country Of Origin | USA | | Customer Reviews | 4.8 4.8 out of 5 stars (854) 4.8 out of 5 stars | | Global Trade Identification Number | 00071153172463 | | Included Components | Brake Fluid | | Item Form | Liquid | | Item Highlight | For disc or drum brake systems requiring DOT 4 lv brake fluid | | Item Type Name | Synthetic DOT 4 Brake Fluid, 12 fl oz | | Item Weight | 0.9 Pounds | | Liquid Volume | 12 Fluid Ounces | | Manufacturer | STP | | Material Type | Synthetic | | Model Number | 18670 | | Number Of Items | 1 | | Number Of Packs | 1 | | Part Number | 17921 | | Recommended Uses For Product | Vehicle | | Sae J300 Viscosity Grade | 0W | | Specific Uses For Product | Prevent Corrosion | | Unit Count | 354.88 Milliliters | | Upc | 071153172463 | | Upper Temperature Range | 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 - **Package Information:** Bottle ## Images ![STP 17921 Synthetic DOT 4 Brake Fluid, 12 fl. oz. - Image 1](https://m.media-amazon.com/images/I/61xaKbTS7tL.jpg) ![STP 17921 Synthetic DOT 4 Brake Fluid, 12 fl. oz. - Image 2](https://m.media-amazon.com/images/I/71F00h-WKUL.jpg) ![STP 17921 Synthetic DOT 4 Brake Fluid, 12 fl. oz. - Image 3](https://m.media-amazon.com/images/I/71M7tAY8lUL.jpg) ![STP 17921 Synthetic DOT 4 Brake Fluid, 12 fl. oz. - Image 4](https://m.media-amazon.com/images/I/61ffMBej6WL.jpg) ![STP 17921 Synthetic DOT 4 Brake Fluid, 12 fl. oz. - Image 5](https://m.media-amazon.com/images/I/71ETfD+ne6L.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. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Does the job *by on Reviewed in the United States 7 July 2026* Exactly what my husband needed to fix his bike. ### ⭐⭐⭐⭐⭐ C6 Corvette clutch fluid *by on Reviewed in the United States 3 September 2026* Good. would buy again ### ⭐⭐⭐⭐⭐ Low cost *by on Reviewed in the United States 11 August 2026* Performs as promised ## 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 --- ## 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.jp/products/253462040-stp-17921-synthetic-dot-4-brake-fluid-12-fl-oz](https://www.desertcart.jp/products/253462040-stp-17921-synthetic-dot-4-brake-fluid-12-fl-oz) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-09-10*