Lake Forest, IL, December 16, 2014 — Prestone Products Corporation, a leading manufacturer of antifreeze/coolant, cooling system flush/cleaners and other performance chemicals for the North American vehicle market, announced it has added to its family of Heavy Duty Cooling System solutions with its new Supplemental Coolant Additives (SCA) and Extender Liquid Coolant Additive Corrosion Inhibitors. These new products further establish Prestone Command as the complete solution provider for heavy duty cooling systems.

“The addition of Supplemental Coolant Additives (SCA) and Extender Liquid Coolant Additive to our product line demonstrates our continued commitment to the Heavy Duty market we serve,” said Mike Henning, Prestone Marketing Manager, Heavy Duty. “These products provide vital protection for heavy duty engines while complementing the Prestone Command line, making Prestone Command the Go-To choice for fleet managers when it comes to engine protection.”

Optimized maintenance is critical to protect any heavy duty engine and vulnerable cooling system metals from corrosion and the accumulation of harmful deposits. Dependable Prestone Command® chemical conditioning replenishes corrosion inhibitors and provides essential protection for heavy duty fleets looking for maximum performance and uptime.

Prestone Command® Supplemental Coolant Additive (SCA)protects coolant systems from corrosion, prevents the build-up of harmful deposits, and controls the pH balance with dependable chemical conditioning. For use with heavy duty cooling systems with Extended Service Interval Technology.

This SCA will:

  • Stop rust and scale build-up
  • Protect all engine and cooling system component metals
  • Replenish Corrosion Inhibitors

Prestone Command® Extender Liquid Coolant Additive is a corrosion inhibitor recharge for heavy duty cooling systems with Extended Life Technology. This conveniently premixed liquid chemical additive for heavy duty cooling systems is specifically engineered for extended service interval technology.

This Extender Additive will:

  • Replenish lost corrosion protection
  • Inhibit rust, corrosion and scale formation
  • Provide complete wet liner protection
  • Protect all cooling system metals

In addition to its new Heavy Duty Supplemental Coolant Additive (SCA) and Extender Liquid Coolant Additive, Prestone Command® recently launched new Heavy Duty Testing Kits, Testing Strips, a Refractometer, and a Heavy Duty Nitrite Free Extended Life Antifreeze/Coolant. Anywhere. Anytime. Any Engine. For more on Prestone Command® antifreeze/coolant, please visit

Headquartered in Lake Forest, Ill., Prestone is the number one branded consumer choice for Antifreeze/Coolant in North America. Prestone manufactures and markets antifreeze/coolant, brake and power steering fluid, and other leading vehicle maintenance products. Prestone antifreeze/coolant has protected vehicle cooling systems since 1927. Prestone Command® Heavy Duty products deliver value by keeping Heavy Duty truck engines in optimal condition in the most demanding heavy-duty on-road and off-road applications. You can find more at

For More Information Contact:
Mike Henning
Marketing Manager, Heavy Duty