Astrium In dash navigation head unit | Tacoma World
Mar 27, 2016·The OttoNavi and Astrium have a couple of advantages over "universal" touchscreen head units on the market: 1. Because the units are custom-designed for the Taco and aren't constrained by the double-DIN form factor, they can have big screen and still have buttons on the sides. 2. Factory-looking unit discourages theft.