Older cars can be upgraded with gadgets to improve their overall driving experience. The top five gadgets include Apple CarPlay/Android Auto, tire pressure monitoring system (TPMS), wireless charger, heads-up display (HUD), and reverse parking camera with sensors. These features offer the convenience of smartphone apps, safe navigation, constant tire pressure monitoring, cable-free charging, informative windshield displays and accurate rearview while parking., Features News, Times Now