Genuine OEM Cupra Ethernet Wiring Harness, part number 000098835AJ. This wiring harness is designed to transmit high-speed data using the vehicle's Ethernet communication protocol, connecting various electronic control units. It is routed strategically throughout the vehicle. Constructed with specific connectors and wire gauges to ensure optimal signal integrity and data transfer rates. Genuine OEM harnesses are critical for maintaining the correct pin configurations, shielding, and overall network reliability.