Zerex ZX001 Original Green Antifreeze/Coolant Concentrate 1 Gallon

Zerex Original Green antifreeze and coolant provides superior cooling system protection for passenger, light-duty, and heavy-duty vehicles. This ethylene glycol-based formula is designed for both gasoline and diesel engines and has a service life of up to five years or 100,000 miles. Used for decades by many automakers worldwide, the formula is proven to provide excellent corrosion and freeze protection.

Key Features:

• 1 gallon concentrated formula (IAT coolant type)
• Patented low-silicate formulation protects all engine cooling system metals from corrosion including aluminum
• Proprietary corrosion inhibitor package helps prevent rust and corrosion
• Helps prevent boil-overs and freeze-ups
• When diluted 50/50, provides freeze protection to -34°F and boiling point protection to 265°F
• Will not harm gaskets, hoses, plastics, or original vehicle finishes
• Compatible with major American coolant brands

Meets ASTM specification D3306 for automobiles and light trucks and ASTM D4985 for heavy-duty trucks. Contains less than 250 parts per million of silicon as required by the heavy-duty trucking industry. Valvoline recommends the use of a supplemental coolant additive (SCA) for heavy-duty applications. Use in vehicles that specify traditional green coolant.