Evans Extreme Duty Waterless Coolant

Superior Boil-over and Corrosion Protection for All Gasoline, Light Duty/Heavy Duty Diesel, LP, and GNG Engine
Military, Government, and Severe Services Applications ONLY

Evans Extreme Duty Waterless Coolant

Sold exclusively by R/A HOERR

Registered Small Business – DUNS: 148-390750
CAGE Code: 7FND5 – NAICS: 424690, 441310

Contact: R/A Hoerr Government Logistics Team – 309-691-8789

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Product Information

Evans Extreme Duty waterless coolant is designed for all gasoline and light/heavy duty diesel engines. Evans coolant eliminates many problems associated with water in conventional water-based cooling systems, while increasing reliability and engine life. 

Engine Types

  • All gasoline
  • Light duty and heavy duty diesel
  • LP
  • CNG


Evans Extreme Duty coolant is ready to use—no water required. It contains no silicates or phosphates and requires no Supplemental Coolant Additive (SCA).

  • Boiling Point: Above 375°
  • Antifreeze Properties: Protects below -40°F
  • Benefits: Eliminates corrosion and pump cavitation, reduces system pressure, prevents overheating, maximizes BHP
  • Life Span: Extended life
  • Learn more about waterless coolants ›


To ensure success using Evans Extreme Duty Coolant, follow the recommended installation procedure. Evans recommends that Prep Fluid be used to purge the system after draining out the old coolant.

 image003.pngWARNING: Reproductive Harm - www.P65Warnings.ca.gov

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