The Thule Passage 3 bike carrier, part # TH911XT, will fit your 1999 Jaguar XJ8. This rack would be a great choice for your vehicle. For your convenience, a link to the instructions for this rack is included below. view full answer...
To carry your mountain bikes on your 2003 Jaguar XJ8 I recommend either the Thule OutWay 2 # TH45JV or the Thule Gateway Pro # TH88VR.
OutWay is a top of the line rack that has many great features. Its adjustable arms allow more support for bikes of different sizes to rest on. The OutWay also only uses only 2 rubber coated straps to secure the rack rather than the standard 4-6. Finally, it includes the One-key system to lock the rack to your car, and a cable lock to lock the bikes... view full answer...