Starbrite 33264 Star Cool Synthetic Engine Coolant 64 oz

Star brite Star Cool® Synthetic Engine Coolant delivers advanced cooling protection for high-performance gas and diesel engines. This pre-mixed, ready-to-use formula combines a propylene glycol base with poly organic additive technology (POAT) to provide superior heat transfer, corrosion protection, and extended service life.

Key Features:

• Pre-mixed with de-ionized water - ready to use right from the bottle
• Extended service life: up to 2+ years, 250,000 miles or 4,000 hours in gasoline engines
• Exceptional diesel performance: 750,000 miles, 7+ years or 12,500 hours service interval
• Protects against boilover up to 265°F and freezing down to -26°F (with 15 psi cap)
• Passivates metal surfaces to create a corrosion-resistant barrier
• Seals pinhole leaks and small cracks in cooling system
• Essentially non-toxic propylene glycol base for safer handling
• Exceeds all OEM specifications for coolant performance

Ideal for year-round protection in all water-cooled gas and diesel engines, Star Cool® helps engines develop maximum horsepower while providing long-lasting protection against corrosion, cavitation, and thermal breakdown. The 64 oz bottle provides convenient sizing for topping off or servicing smaller cooling systems.