For Use In:• Ford & Chrysler: 2000 & Earlier.• GM: 1995 & Earlier.• All makes & models: 1989 & Earlier. Performance Without CompromiseAt PEAK, we have 65 years of experience in protecting your vehicle's cooling system from extreme hot and cold temperatures, and damaging rust and corrosion. PEAK Ready Use Green 50/50 Prediluted Antifreeze + Coolant uses a formula good for older automotive and diesel applications. Whether you are performing a complete flush and fill or just topping off, PEAK Conventional Green Antifreeze + Coolant is available in both full strength and 50/50 Ready Use® formulas to do the job! Run True™• Specifically good for Ford & Chrysler 2000 & earlier, GM 1995 & earlier, and all makes and models 1989 & earlier.• Compatible with all conventional green antifreeze & coolants.• Protects against damaging rust and corrosion, prevents freeze-up and boilover in extreme temperatures.• Convenient pre-mixed formula for topping off antifreeze/coolant. Ready Use® 50/50 PredilutedDo Not Add Water Ready Use® GreenConventional Green Formula From the Makers of BlueDEF®