The complete download links:
Nuvi 765/760
[Only registered and activated users can see links. ]
contains Taiwan Map, 3D Buildings 2011.10, Taiwan Address Point 2011.10, Junction View, TWN Navi Base Map DEM v3.20 and Mapsource

Nuvi 1350/1370T/1450/1470T
[Only registered and activated users can see links. ]
contains Taiwan Map, Taiwan Address Point 2011.10 and Junction View

Nuvi255W/265
[Only registered and activated users can see links. ]
contains Taiwan Map and Mapsource

Nuvi 5000/5000DVB-T
[Only registered and activated users can see links. ]
contains Taiwan Map, Taiwan Address Point 2011.10, High Resolution Junction View, TWN Navi Base Map DEM v3.20 and Mapsource

Garmin Mobile XT
[Only registered and activated users can see links. ]
contains Taiwan Map

Nuvi 3790
[Only registered and activated users can see links. ]
contains Taiwan Map, 3D Buildings 2011.10, Taiwan Address Point 2011.10, High Resolution Junction View, TWN Navi Base Map DEM v3.20, and TrafficTrends

Nuvi 1480
[Only registered and activated users can see links. ]
contains Taiwan Map, Taiwan Address Point 2011.10 TWN Navi Base Map DEM v3.20 and Junction View

Nuvi 200/200W
[Only registered and activated users can see links. ]
contains Taiwan Map

Nuvi 203
[Only registered and activated users can see links. ]
contains Taiwan Map, 3D Buildings 2011.10, Taiwan Address Point 2011.10, and TWN Navi Base Map DEM v3.20

Zumo 550
[Only registered and activated users can see links. ]
contains Taiwan Map

When installing Mapsource, install it from the Mapsource folder inside the package, otherwise an authorization is required.

MapID: 2376