PetroLiance LLC has announced that its Medallion PlusGuard Antifreeze will now be available throughout the Midwest and Southeast after a limited run in the company’s northern Illinois market.

The line includes four engine antifreeze/coolants: The Universal for conventional applications; Heavy Duty SCA for diesel engines; Global Automotive for extended life; and Heavy Duty ELC for heavy-duty diesel engines.

“Medallion PlusGuard Antifreeze products provide excellent corrosion protection for all metals, and can extend the coolant drain intervals for all types of gasoline and diesel engines,” said Scott Lane, PetroLiance chief marketing officer. “Our Illinois customers have had significant success and great performance with them, and we are pleased to make them available in all of our markets.”