Pennzoil® Antifreeze & Summer Coolant
Pennzoil® through vigilant monitoring of each manufacturing and testing phase, processes quality into Pennzoil® Antifreeze & Summer Coolant. This product meets the standard antifreeze/coolant specifications established by the American Society for Testing and Materials for ethylene glycol-based coolants.
Pennzoil ® Ready to Fill Antifreeze & Summer Coolant Pre-Diluted 50/50 provides all the benefits of Pennzoil® Concentrate, in a ready-to-use 50/50 mix.
- Corrosion protection for all cooling system metals
- Low silicate content to prevent silicate dropout or gel formation in heavy-duty diesel engines
- Protection against winter freeze-up and summer boil-over
- Available in bulk, drums and gallon jugs
- Meets requirements of ASTM D 3306