Supplemental Coolant Additive
The best all-season engine supplemental coolant additive, HD-5000 extends your coolant life to protect against cooling system corrosion, liner cavitation and deposits and prevent expensive breakdowns. E-ZOIL performance additives are formulated for today’s Ultra Low Sulfur Diesel. They meet all emission standards and provide added protection for your valuable diesel-powered equipment.
- Reduces Cooling System failure
- Inhibits rust and scale
- Protects all metals
- Reduces engine overheating
- Extends life of anti-freeze
Use 16 ounces to every 4 gallons of engine cooling system capacity.
Recommended Service Procedure:
Use 16 ounces to every 20 gallons of engine cooling system capacity every 12,000-15,000 miles or 250 operating hours.
Before using any SCA, use of a test strip is strongly recommended. E-ZOIL offers HD-5000 Test Strips.