The Tesla Model 3/Y Jumper for Ethernet Car Computer 1806516-00-B is a genuine OEM network communication cable designed to enable or bridge Ethernet connections within the vehicle’s computer system. This high-speed data jumper is essential for diagnostics, software updates, and system connectivity, ensuring efficient communication between Tesla’s electronic modules. Manufactured with high-quality, shielded wiring, it minimizes signal interference, providing stable and reliable data transmission. Designed to Tesla’s exact specifications, this Ethernet jumper integrates seamlessly into the Model 3 and Model Y’s onboard computing network, optimizing system performance and connectivity.