The product is a genuine OEM Engine Control Module (ECM) designed for Mercedes-Benz vehicles from model years 1999-2005. It requires programming and has a maximum amperage of 99A. This ECM is a front placement unit with pin terminals and features a fast microprocessor for efficient performance. Made in Germany, it comes with a 1-month manufacturer warranty and includes interchange part numbers such as A112153267980, A0245457032, A0305455832, A1121530779, and A1121530879. Ideal for those looking to replace their engine control unit with a high-quality, reliable component.