Prime Guard Antifreeze Coolant

Recommended, compatible and formulated for use with any antifreeze/coolant, in any make or model for car or light duty truck with aluminum and other engine metals. This formula has a concentrated blend of premium long-lasting inhibitors to offer extended life protection for up to 5 years or 150,000 miles. Do not add water. Note: 50/50 prediluted products are not recommended for a flush and fill