The product is a genuine OEM 2019 Nissan 370Z Engine Control Module (ECM) with the manufacturer part numbers 237513EV0A and 237531EV0A, designed for a 3.7L engine. It has a maximum amperage of 30A and is specifically programmed for Nissan vehicles. The ECM comes with a 6-month manufacturer warranty and is made in Japan. This module is a critical part for the vehicle's engine control system and is a reliable choice for maintaining the performance of the Nissan 370Z.