Depends on what you want/need. something like the android unit, gps, radio, dvd player, about $300 - $400. wire harness between $30 - $120, remove old unit 30min - 1hr, (shop bill time) $50 install about 30mins - 1hr. (shop bill time) $50 total , $700 max. But if you want Toyota brand and upgrade speakers could be anywhere from $1000 - $4000