STP® Universal 50/50 Premix Antifreeze/Coolant

STP® Universal 50/50 Premixed Antifreeze/Coolant is recommended for use in older model domestic and foreign cars and light duty trucks and will provide up to 80,000 km or 2 years service life when installed as initial fill, or after a complete flush and cleaning of a cooling system in reasonable condition.

It meets the performance requirements of coolant specifications:

  • ASTM D-3306
  • D-4985
  • Chrysler MS7170
  • Ford ESE-M97B44-A
  • GM 1825M
  • 1899M
  • TMC RP 302B

It provides protection against radiator freeze-up down to -37°C and boil over to 129°C (with a 100 kilopascal {15 psi} radiator cap in good condition). This product is compatible with supplemental coolant additives (SCA) and coolant filters and thus can be used in heavy duty diesel coolant systems when pre-charged with SCA.