The product is a Nissan Titan PCM (Power Control Module), specifically the Engine Computer Module (ECM) with the OE/OEM Part Number Mec73-281. It is manufactured by Nissan in Japan and is designed for the 06-07 Nissan Titan. The ECM is an essential component for controlling the engine functions and ensuring optimal performance. This high-quality Nissan part is a reliable choice for those looking to replace or upgrade their vehicle's ECM.