PENCOOL® NITRITE FREE COOLING SYSTEM TREATMENT (400016, 40005, 400055)

Pencool® 4000 Nitrite Free Cooling System Treatment is formulated specifically for Extended Life Coolants. The Nitrite Free formula can be used as a booster to extend antifreeze life, increase corrosion protection to help maintain your system, and increase vehicle longevity and uptime.
Features and Benefits:

• Use as a booster to extend antifreeze life (ELC, OAT & NOAT)
• Increases corrosion protection
• Protects all metals commonly found in cooling systems
• Protects against cavitation and wet sleeve liner pitting
• Ideal for marine and non-glycol (water only) applications requiring ELC technology
• Increase uptime, reduces maintenance expense and engine wear
• Add 4.2% to make water only coolant
• Passes the D4340 test for aluminum protection
• Use PTK103 for testing in water only system
• Yellow color, will not change color of OE coolant

Note: Not for use with conventional coolants requiring nitrite supplementation