Check the listing for details. 1995 Impala SS engine computer 16188051 "Programmed to your VIN" PCM ECM ECU. Condition: Remanufactured. Listed at 299.95 USD. This E.C.M. fits the following vehicles: 1995 5.7L Chevrolet Impala SS. This auction is for one service number 16188051 ECM (Engine control module) that is programmed for your vehicle using the latest software updates using your V.I.N. (Vehicle identification number) to exactly match your vehicle. After you purchase the E.C.M. you will need to provide us with your V.I.N so that we can program the E.C.M. before we ship it to you. This computer is refurbished and tested for functionality. There is no core charge you keep your old E.C.M. There is a one year replacement warranty. We will ship within one business day of payment. ***The computer will not come with the knock module cover plate. You will need to transfer your knock module plate to the replacement computer*** Same day shipping if ordered before 2:00 EST (Mon. - Fri.)