Prestone accessories are professional-quality tools designed for the cooling system. Use these tools with Prestone Antifreeze/Coolant to help maintain your vehicle's cooling system.

  • Prestone Antifreeze/Coolant Tester

    A professional do-it-yourself tester that easily tests for anti-freeze/anti-boil protection. Allows visual inspection for rust and sediment.

  • Prestone® Flush 'N Fill Kit

    Professionally backflushes cooling systems of most cars and light trucks on the road today. Easily installs antifreeze/coolant in minutes.