Prestone CommandPrestone Products Corp. offers Prestone Command heavy-duty extended-life antifreeze/coolant with patented extended-life technology for enhanced engine protection. According to the company, the antifreeze/coolant also offers:

  • CAT EC-1 protection for any diesel-powered heavy-duty engine with resistance to temperature extremes, rust, corrosion, scale and water-pump failure.
  • 600,000-mile/12,000-hour service life.
  • Premium, long-lasting inhibitors.
  • Protection for aluminum and all other engine metals.
  • Compatibility with any heavy-duty antifreeze/coolant.
  • Prediluted 50/50 formulation for convenient top-offs.