What is 2006 BMW 325i brake fluid?

The 2006 BMW 325i uses DOT 4 brake fluid, which is a hydraulic fluid designed to provide the necessary pressure for the braking system. It's important to use the recommended fluid type to ensure optimal performance and safety, as different brake fluids have varying boiling points and properties. Regular maintenance includes checking and replacing the brake fluid to prevent moisture contamination and maintain braking efficiency. Always refer to the owner's manual for specific requirements regarding brake fluid for your vehicle.