Prestone Command Heavy-Duty Antifreeze/Coolant is available in two different formulations
Cummins Filtration introduces Fleetguard ES Compleat Glycerin, a heavy duty engine coolant that substitutes glycerin for ethylene glycol (EG) or propylene glycol (PG). Glycerin is derived from renewable sources, the primary byproduct of manufacturing biodiesel.
Chevron Delo Extended-Life Coolant
Luber-Finer extended-service coolant filters are designed to protect cooling systems for up to 1 year, 150,000 miles, or 4,000 hours, the company says.
Reformulated Extended Life Coolant (ELC) will protect cooling systems of on-road vehicles for 8 years or 750,000 miles and off-road vehicles for 15,000 hours without requiring additives or extenders.