Email them with your chassis number
Code:
Thanks for your email, we can certainly help with this request. There are two requirements you need to get the 3G signal.
- Firmware update £175 + VAT or £325 + VAT with latest 2015 Maps included.
Please see this link for more info.
- MMi 3G Plus internal GSM Amplifier - £250 + VAT.
This update will also enable to Google Earth Display.
The above updates usually take 5-6 hours and we will need the vehicle brought to us for this update.
Take the pricing with a pinch of salt, it was a while ago so may have changed.