Prestone Command Nitrite Free Extended Life antifreeze+coolant is designed to work with all Class 1-8 vehicles - Heavy Duty and Light Duty. It is compatible with all vehicles, coolant colors and any Nitrite Free OAT engine.

Product Features:

• Formulated for use in all heavy and light duty engines
• Nitrite free formula provides excellent protection for aluminum and all other engine metals
• Nitrite Free formula provides excellent protection for aluminum and all other engine metals
• Service life 750,000 miles/15,000 hours - HD applications only