Upgrade your Land Rover Discovery L550 (2016-2020) with the genuine auto gearbox ECU control module, featuring easy installation and a 30-day seller warranty. This OEM part, CGJ32-14C336-AA, ensures compatibility and optimal performance for your vehicle. The gearbox control unit is a vital component for the smooth operation of your car's automatic transmission system, bringing you peace of mind for a reliable and efficient driving experience.