Give your 2007-2008 Jeep Grand Cherokee 3.0L CRD the Coolant & Additives it needs to stay on the road. Many types are available such as fully synthetic and conventional with additional additives that provide your coolant with service life of 150,000 to 750,000 miles. These additives will minimize surface tension for more efficient cooling, prevent corrosion, offer faster warm-ups, and reduce engine temperatures. XDP offers Hot Shot's Secret, XDP, Lucas Oil, DEI, Royal Purple, Mishimoto, and Evans products.