Shop Cadillac XT4 car electronics & accessories at OEM Motion. Find Android head units, CarPlay adapters & retrofit modules, car phone holders & mounts, dashboard mats & floor mats, armrest storage boxes, LED ambient lighting, car key cases & covers, interior mouldings, jump starters, and more — all precision-fitted for the Cadillac XT4. Every Android head unit supports wireless CarPlay, Android Auto, and built-in GPS navigation, and arrives with a vehicle-specific wiring harness for factory-standard, no-cut installation.