Softronic provides Porsche performance software ECU files for engine conversion projects, such as swapping a 997.2 DFI 3.6, 3.8 liter "S" or 3.8 liter "X51" engine into a 987.2 DFI Boxster of the following years: 2009 Porsche Boxster 2010 Porsche Boxster 2011 Porsche Boxster This software tuning results in these performance gains: Model Base BHP Base Torque Tuned BHP Tuned Torque 997.2 3.6 DFI Engine Swap 345 288 365 307 997.2 3.8 S DFI Engine Swap 385 310 410 333 997.2 3.8 X51 DFI Engine Swap 408 na 428+ na Looking for Engine conversions for the 987 Boxster, from 2005 - 2008? Check out our engine swap software for the Porsche Boxster 987 Engine Conversion. *This product comes with a OBD2 cable, and software... that allows flashing for only 1 vehicle as it is tied to that vehicle's VIN.