Motorcraft Ford Diesel Coolant Additive VC8 - 3 Bottles;

For use in diesel engine cooling systems equipped with the green colored Motorcraft coolant meeting Ford specification ESE-M97B44-A and for use in trucks equipped with Caterpillar 3126E engines with the yellow colored coolant meeting Ford specification WSS-M97B51-A1 Designed to replace additives depleted between cooling changeouts Use only where specified