STP® Asian Vehicle Extended Life 50-50 Premixed Antifreeze/Coolant meets or exceeds performance requirements ASTM D3306 and JIS K2234. It is specifically formulated for use in Honda®/Acura, Toyota®/Scion/Lexus, Nissan®/Infiniti, Mazda®, Hyundai® and other Asian automotive and light duty vehicles requiring a phosphate based OAT engine coolant that is free of borate, nitrite and silicate.

This ethylene glycol antifreeze/coolant is based on a proprietary organic acid corrosion inhibitor package powered by RECO-COOL technology (OAT) with phosphate to provide extended protection against rust, corrosion and pitting caused by cavitation for all coolant system metals, including aluminum. The superior performance of this long service life product allows it to go on working well beyond the lifetime of traditional products. *When added as an initial fill and properly maintained in accordance with engine manufacturer’s maintenance recommendation, STP® Asian Vehicle Extended Life 50-50 Premixed Antifreeze/Coolant will provide up to 300,000 km or 10 years of service life protection in automotive applications. For best results, do not mix with conventional high pH, phosphate, borate or silicate based antifreeze/coolant.