For Jaguar X Type Coolant Cap for XJ8 XK8 XJR XKR Essential Replacement Part
Expansion Tank Cap Coolant Reservoir Bottle for Jaguar X-Type XJ8 XK8 XJR XKR. Older engines use coolant that is Blue/Green later engines use Pink, Pink coolant can be used in older engines but Blue/Green cannot be used in later engines.