AutoZone extended life antifreezes & coolant features a coolant technology that is compatible for use in all automobiles and light-duty trucks, regardless of make, model, year or original antifreeze color.
- Provides 150,000 miles or 5 years of maximum protection when a complete cooling system flush and fill is performed
- Yellow color will not change the current antifreeze color when used for topping-off
- Features a phosphate-free and silicate-free formula
- Meets ASTM D-3306 and ASTM D-4340