Coolant Testing and Analysis

Get started with your free coolant test kit!
We’ve provided some resources to help you with your free coolant sample.

First things first, you’ve already been set up with a HORIZON® account. You should have received an email from  with information on creating your account. If you did not, please contact or call 877.808.3750 and we can help you.

40 to 50 percent of preventable premature engine failures can be traced back to problems in the cooling system. The majority of those failures are due to issues in the cooling system that can be identified early with coolant sampling.