JEEP GRAND CHEROKEE ZJ I i 4.0L ERH OHV 12v Petrol 6cyl 132kW SUV AWD [09/97 - 04/99]. JEEP GRAND CHEROKEE ZJ I i 4.0L MX OHV 12v Petrol 6cyl 135kW SUV AWD [09/94 - 04/99]. XTRA COOL GOLD is suitable for use in all vehicles not requiring anti-freeze protection, both petrol and diesel.