STP Conventional Green Antifreeze/Coolant
STP Conventional Green Antifreeze/Coolant is for use in older model cars and light duty trucks and is formulated to protect against winter freezing and summer boil over.
- Prevents pitting caused by cavitation and corrosion of brass, copper, solder, steel, cast iron and aluminum
- Phosphate-free with low silicates
- Compatible with most major American brands of conventional antifreeze/coolant
- Available in Concentrate and Ready-To-Use