The NEW OEM Fused TST and Configuration Connectivity Card, part number 1521914-S2-C, is a crucial component for ensuring the smooth operation of your Tesla Model S or Model X. This connectivity card is responsible for managing communication between key vehicle systems, enabling features such as infotainment, navigation, and smart connectivity functions. Designed to Tesla’s rigorous OEM standards, this card features pre-fused configurations for reliability and simplified installation. It guarantees seamless integration with Tesla's advanced systems, providing the performance and durability you expect from Tesla components.