ShellZone Dexcool Concentrate



Shell DEX-COOL Extended Life Antifreeze/Coolant is a single-phase, ethylene glycol based, extended life, universal automotive engine coolant based on a unique extended life carboxylate inhibitor system.  Shell DEX-COOL is suitable for a five year or 150,000 mile service life in automotive applications.  In heavy-duty applications not requiring nitrite Shell DEX-COOL is suitable for a service life of 400,000 miles or 8,000 hours. Shell DEX-COOL Prediluted 50/50 is a 50/50 volume mixture of Shell DEX-COOL with deionized water.


  • extended life universal automotive gasoline or diesel engine antifreeze/coolant

  • extended life universal heavy-duty diesel antifreeze/coolant for systems not requiring nitrite

  • extended life antifreeze/coolant meeting Japanese silicate free requirements

  • extended life antifreeze/coolant meeting European phosphate free requirements

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