Why? Do some Prius come without GPS? Or, is it that the stock one is not very good and looks like you are traveling backwards. TomK
The 4" TomTom fits perfectly. In the above photo, you can see 2 Velcro pads on base of MFD Taped matching on base of my old TomTom and the fit was even better than the Garmin. Yes the garmin has Bluetooth Hands free calling 3590LMT 5" Garmin