This engine control unit (ECU) is a genuine OEM part for a 2000 Lexus GS300. It is designed for use with the 2JZ engine and is responsible for processing analog inputs and logic outputs. The module has a maximum amperage of 100A and features easy installation due to its bolt-on mounting style. This ECU is made of aluminum and has a female connector type with pin terminal type. It comes with six terminals and requires programming for use. The item length is 12 inches, item height is 5 inches, and item width is 12 inches. It is not a vintage part and has no universal fitment. The manufacturer part number is 89666-30030 and the item weighs 2 pounds.