Basic avionics package upgrade in a Piper 28 Arrow with T tail. Garmin GMA345 audiopanel, GTN650Xi COM/NAV/GPS, GFC500 pitch/roll/trim autopilot and dual GI275 ADAHRS EFIS displays with GSB15 USB charger/dataloader. The existing Garmin GNS430 remains installed as COM/NAV/GPS2 and the existing GTX330ES was connected to the GTN650Xi to enable ADS-B out. The analog instruments were retained including a VOR only CDI for NAV2.