It's plug and play since you have the premium 8 headunit. You only have to unplug the stock compass module under the rear headliner so that the computers don't see 2 compass readings and plug in a GPS antenna. You can stick the GPS antenna under the dashboard and the wire plugs into the back of the RNS 315.
It basically drops in. The bluetooth is more complicated because the stock unit is under the passenger seat. I don't know for sure but it may fit behind the radio for an aftermarket installation. Kufatec definitely sells the wiring harness adapter to add OEM bluetooth. Look in the FAQ for 9w7, it's sold by the site sponsor mfd3.com as well.
It basically drops in. The bluetooth is more complicated because the stock unit is under the passenger seat. I don't know for sure but it may fit behind the radio for an aftermarket installation. Kufatec definitely sells the wiring harness adapter to add OEM bluetooth. Look in the FAQ for 9w7, it's sold by the site sponsor mfd3.com as well.