Mercury Extended Life Coolant Anti-Freeze – Pre-mixed 50/50



  • Ready-to-use, pre-mixed formula
  • Provides anti-freeze protection to -34F (-36C); DEX-COOL compatible.
  • Provides warranty protection for all Mercury MerCruiser gasoline engines with closed cooling systems.
  • Ethylene glycol-based product.
  • Compatible with conventional anti-freeze. Dilution with conventional anti-freeze will reduce extended life benefits.
  • 5-year/1,000 hour protection.



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