Hi Nick, 08 will have the newer I-drive type of system mate, so for updates you will need to go to the dealers.

No DIY updates available for that modle exepct speed cameras (non alert).

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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.