Porsche Boxster S ECU For sale is a Working, in excellent condition Porsche Boxster S Engine ECU Computer. My list shows this should fit most 2001-1999 models, check the part number on your original to be sure as there are several types of these. See part numbers at the top of the listing. This unit offers a 30 day functionality warranty. This unit may need to be programed at your dealer to work with your specific car. If you are getting this unit tuned for your specific vehicle your tuner may be able to take care of this for you. Part numbers- REF BOSCH 0 261 204 790 / 0261204790 REF PORSCHE 996.618.605.00 / 99661860500This is a very difficult unit to find used, as most of these cars are still on the road. Price this unit new, this is priced at less than 1/4 the price. This came from a running crash damaged car,