Naviplus offers Street / Offroad Navigation upgrade for those vehicles, such as:

 

- Vehicles missing out Navigation

 

- Vehicles with outdated Nav & terminated support.

 

 

 

It involves with adding Navigation devices, designed for each infotainment units of compatible vehicles,

 

The installation will not change nor remove anything from the vehicle, so it's much more ideal

than changing the audio headunit and worrying about losing existing function in the car.