Prestone COMMAND Cooling System Antifreeze Ready To Use 55 gal (US)

Heavy Duty Nitrite Free Extended Life 50/50 Prediluted Antifreeze/Coolant Prestone Command Heavy Duty Nitrite Free Extended Life 50/50 Prediluted Antifreeze/Coolant is an Organic Acid Technology (OAT). Designed To Guard Against Temperature Extremes, Rust, Corrosion, Scale, & Premature Water Pump Failure. Provides Excellent Protection For Aluminum & All Other Engine Metals (When Flushed & Filled According To The Directions In The Vehicle Manufacturer Maintains Extended Life Protection When Added To Any HD Nitrite Free ELC Antifreeze/coolant. Compatible w/ All Oat Extended Life Heavy Duty Antifreeze/coolant. Complete Liner Pitting & Corrosion Protection.