Large Choice AOK by KC Tools Brake Fluid Tester for DOT4 Fluid Only

When you need to test your brake fluid, don’t settle for anything less than the AOK by KC Tools Brake Fluid Tester for DOT4.

Guaranteed to give you clear and accurate results, this brake fluid tester is used and trusted by professionals. You can also use this tester for measuring moisture content. Check the lights to see the results.

If you see a green light, it means there is nothing wrong with your brake fluid. However, if it glows yellow, you can have it serviced. Meanwhile, red means that you should take it to a mechanic or auto body repair shop right away. These results immediately appear, usually within a few seconds.

Please note that this brake fluid tester is calibrated for DOT4 fluid only. Your car may likely be using a DOT4 brake fluid if your vehicle was produced in 2006 and up.