New OEM Genuine Mitsubishi ECM Engine Control Module - not aftermarket junk! You will need to have this programmed by a shop with proper software (Launch X431 we recommend) or a Dealer since there is no information on it - Your VIN and Information must be programmed to this or it will not work. This would be the case on Any ECM you buy, used or new. The immobilizer and VIN# have to be added to the ECM. It is Not something you can install yourself unless you have the programming to do it. Only fits what is listed below. No miles on it Fits: 2010-2011 Eclipse 2.4 Manual Transmission only Number on the old unit Must match the following number only: 1860B452 Comes as shown OEM# 1860B452 Please contact us with any questions. Thank you! INTERNATIONAL BUYERS! PLEASE NOTE! Buyers of items shipped outside the USA are responsible for customs fees/taxes/duties and may encounter delays due to customs inspections. PLEASE be aware of this!