Zerex Heavy Duty Extended Life 50/50 Prediluted Ready-to-Use Antifreeze/Coolant 1 GA Case of 6
- Fully formulated or pre-charged to protect against liner pitting and hard water scale.
- 3 Years/300,000 mile protection guaranteed.
- Meets the Caterpillar EC-1, Cummins 14603, and DDC long-life specifications.
- Extend drain interval to 6 years, 14,000 hours, or 600,000 miles with the use of Zerex Extended Life Extender.