Welcome to the forums mate,

Not sure if you can add speed cameras to the 2004 map disc or not, i'd have to look at the disc structure to give you a definate answer, but i think it is only 2006 onwards.

You could try and looking on eBay for a newer version of the map disc.

http://tinyurl.com/24x3hk

Regards

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Sept 03, M3, Silver Grey. Retro-fits: Modded Mk4 DVD Drive, OEM Bluetooth, VR Control, Rainbow Speaker Upgrade, Sony SOT Amp, HK Sub, CCFL, Intravee II, NightMode.