5th Gen 4 Runner Head Unit . Connect iPhone to head unit by Bluetooth, support voice commands to make phone calls, use maps, listen to music, read or send messages. I removed this head unit by undoing the four bolts holding it in (two front bottom, two recessed on near the back on each side). Toyota 4runner Head Unit (Clarence Roberts) The head unit is this link from Phoenix Android Radios. Rago Fabrication has designed numerous mods to enhance your off-roading and over-landing experience. Most of these Chinese head units in general seem to have a bad reputation, and I'm not really seeing how this one will be different; as spec wise it's in line with most of the others. Rago Fabrication has designed numerous mods to enhance your off-roading and over-landing experience. I removed this head unit by undoing the four bolts holding it in (two front bottom, two recessed on near the back on each side). 500Q OEM Audi