Bosch ESI6-32N Brake Hydraulic Booster Fluid

Bosch ESI6 Brake Fluid for Modern Vehicles

Bosch ESI6 Brake Fluid is a brake hydraulic booster fluid formulated for a wide range of late-model vehicles that call for DOT 3, DOT 4, or DOT 5.1 service. The Bosch ESI6 Brake Fluid line is built for drivers and technicians who need one fluid option across many European, Asian, and domestic applications, including BMW, Audi, Honda, Toyota, Ford, and Mercedes-Benz fitments.

Part number ESI6-32N is listed for direct replacement use on many 2021-2026 applications, with fitment coverage that expands across performance cars, EVs, SUVs, trucks, and vans.

Key Features

• Brake hydraulic booster fluid for hydraulic brake system service
• Direct replacement for DOT 3, DOT 4, and DOT 5.1 applications listed in fitment notes
• Broad vehicle coverage across European, Asian, and domestic makes
• Suitable for many late-model passenger vehicles, EVs, SUVs, and light-duty trucks
• Bosch ESI6 Brake Fluid part number: ESI6-32N

Product Details

Bosch ESI6 Brake Fluid is engineered for vehicles that specify a modern brake fluid service interval and require a fluid that meets the application notes shown in the fitment data. This product line is positioned for broad service coverage, making it a practical choice for shops and owners servicing vehicles such as the 2022-2025 BMW 530i, 2022-2025 Audi Q5, and 2022-2025 Honda Civic. It also appears in fitment for many higher-performance and premium models, including the BMW M4, Mercedes-Benz GLC300, and Porsche Taycan.

For search relevance, this product is commonly referenced for Bosch ESI6 Brake Fluid applications on BMW 530i brake fluid service, Audi Q5 brake hydraulic fluid replacement, and Honda Civic brake fluid maintenance. Part number ESI6-32N should be matched to the exact vehicle listing before service.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Is Used For

• Replacing brake fluid during scheduled hydraulic system maintenance
• Addressing low or degraded brake fluid condition
• Servicing vehicles that specify DOT 3, DOT 4, or DOT 5.1 fluid in the listed applications
• Supporting brake system refreshes on BMW, Audi, Mercedes-Benz, Honda, Toyota, and Ford models
• Maintaining proper hydraulic response in modern brake systems

Installation Notes and Tips

Verify the vehicle’s brake fluid specification and match it to the fitment notes before filling or bleeding the system. Use clean tools and keep the container sealed until service begins to reduce contamination. Follow the vehicle manufacturer’s bleeding procedure and service intervals for the specific application.

Compatible With many 2021-2026 vehicles in the fitment list, including 2022-2025 BMW 530i, 2022-2025 Audi Q5, 2022-2025 Honda Civic, 2022-2025 Toyota Camry, and 2022-2025 Mercedes-Benz C300.

Quality Assurance

Bosch is a recognized OE-focused automotive brand, and the ESI6 Brake Fluid line is cataloged for direct replacement use in the applications shown. Always confirm the exact vehicle listing and service specification before installation.