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ELC® Extender 119-5152 ensures Cat ELC performance to 12,000 hours. It contains the same inhibitor package as Cat ELC.
Cat Extender 119-5152 is recommended in Cat products using Cat ELC, boosting depleted additives after 6,000 hours.
Cat Extender should be added at 300,000 miles for truck engines and 3,000 hours for machines and commercial engines. The system should be drained and flushed with clean water at 600,000 miles for truck engines and 6,000 hours for machines and commercial engines (no cleaning agents are required if you are already using ELC).