Well, I had my ICE upgraded by a company called Source in Sheffield. The guys were knowledgable and friendly. They probably aren't the cheapest, but their work is quality.
Kenwood DNX 7200
Bluetooth
Ipod
Rear camera
Hertz component speakers up front
Hertz Coax speakers in the rear.
Audiobahn 4 way amp driving the front components and 10" Hertz Sub.
Sounds Bl00dy fantastic