Alpine IVA-Nav20, door speakers replaced w Focal separates, JL Audio 10" in trunk, JL Audio 500watt amp powering the system. Installed hard wired cradle in front of gear shift for iPhone. Real time GPS traffic updates, pandora, blue tooth, alpine back up camera. The system sounds crystal clear, great volume w out trying to compete at a decibel contest, and all the new tech bells n whistles.