Provides long life cooling system protection for vehicles using HOAT coolant

Zerex™ G-05 Antifreeze Concentrate

  • Protects all cooling system metals from corrosion.
  • Hybrid Organic Acid Technology (HOAT).
  • Low silicate, neutral pH, phosphate free formula.
  • Prevents cold weather freeze ups and hot weather boil overs.
  • Protects against hard water scale build up for both petrol and diesel engines.
  • Long life protection for up to 5 years or 240,000km at a 50% concentration.
  • Colour: Green
Zerex G-05 Antifreeze Concentrate
Zerex G- 05 Antifreeze Concentrate coolant is a long life, universal ethylene glycol based formulation suitable for passenger cars, light duty trucks and 4WD vehicles. The formulation is designed for both petrol and light diesel engines. The ATSM and field test data has proven the high performance corrosion inhibitor package and universal compatibility of G- 05. When diluted 50% with water, ZEREX G- 05 protects modern engine components from winter freezing and summer boil over. A 50% to 70% concentration range is suggested for optimum corrosion protection. Valvoline G- 05 is compatible with quality glycol based coolant commonly available. It contains a high quality defoamer system and will not harm hoses, plastics or original vehicle finishes.


Sizes: 1L, 2.5L, 5L, 20L, 208L

Approvals and Performance

Cummins 14603 Approved, Chrysler MS 9769 Approved, Ford WSS-M97B51-A1 Approved, Daimler-Chrysler Approved, MTU Approved, Federal Specification A-A-870A, John Deere Approved, Case MS 1710, ASTM D3306, SAE J1034, SAEJ814, GM 1825M, GM 1899M