Keep on top of your car's engine care with the PEAK Global LifeTime Concentrate Antifreeze and Coolant. This coolant is ideal for all vehicles regardless of make, model, year, or the antifreeze and coolant in your system, formulated with an advanced organic acid corrosion inhibitor technology that protects your car for as long as you have it. Free of silicate, borate, nitrite and amines, this non 2-EH formula is safe for your passenger car or light to heavy duty truck. A stabilized Phosphate-enhanced Organic Acid Technology (POAT) corrosion inhibitor system provides fast-acting, long-lasting protection to all cooling system metals including aluminum, preventing damaging rust and corrosion. This item contains a bittering agent called Denatonium Benzoate. This antifreeze and coolant solution is suited for the manufacturer's technology and performance requirements of all American, Asian, and European automobiles. The amber color of this formula will not change the color of the antifreeze currently in your system, and is safe for top-offs. When properly maintained with a complete cooling system flush and fill, this solution can provide guaranteed cooling system protection and compatibility for the lifetime of your vehicle. Available both as a concentrate and 50/50 prediluted solution, it will do the job every time.