- Unique poly-organic acid (OAT) formulation allows for use in a wide variety of vehicles
- Engineered to exceed original equipment manufacturer (OEM) requirements
- Protection up to 150,000 miles or 5 years, whichever comes first
- Ethylene glycol 50/50 pre-mix formulation
- Protects all cooling system metals, gaskets and hoses
- Phosphate-, nitrate-, nitrite-, silicate-, borate- and amine-free
- Compatible with all other antifreeze and coolant colors
Product Overview
Advanced and unique poly-organic acid technology (OAT) delivers fast-acting, long-lasting protection for automotive cooling systems. Mixed with high-purity water to prevent scale and deposits and keep your engine running clean.
See the Product Data Bulletin for full details.
Outstanding Cooling-System Protection
- Superior heat transfer
- Excellent protection against corrosion, freezing and boil-over
- Virtually eliminates scaling problems
- Maximum protection in extreme temperatures and operating conditions
- Long-lasting protection for up to 150,000 miles or 5 years, whichever comes first, in passenger cars and light trucks
AMSOIL Resists Corrosion
In third-party, industry-standard testing, cast-iron and copper plates protected by AMSOIL show virtually no signs of corrosion.HH
HHBased on results of the ASTM D2570 corrosion test.
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Product information checked: September 2026. Product formulations, specifications, applications, availability and published claims can change.
For the latest official information, consult the AMSOIL Corproate Website.
