That makes DOT 5.1 brake fluid compatible with DOT 3 and DOT 4 fluids, but it follows the same rule outlined above — DOT 5.1 fluid can go into a DOT 3 or a DOT 4 system, but you should not put ...

Since both DOT 3 and DOT 4 are glycol-based, they are chemically compatible. However, just because they can mingle doesn't mean they should. If you add DOT 3 to a system designed for DOT 4, you're ...

Corvette Fever is evaluating brake fluids to help you determine what's the best one to put in your vehicle. We provide you a guide of whether to use a DOT 3 rated brake fluid or a DOT 4 or 5.

If you’re looking for a reliable and long-lasting brake fluid, the BOSCH ESI6-32N Brake Fluid is a great option to consider. Pros. High compatibility with DOT 3, DOT 4, and DOT 5.1 brake fluids ...