ECUFILESPRO.COM is a leading File Service and we offer individual ECU files for BMWX3 E83 - 2004 - 20102.0D 177hp (130kW). All BMW tuning files are custom made and developed with data logs and real-world tests over the years. The majority of software versions of BMWX3 E83 - 2004 - 20102.0D 177hp (130kW) are tested on a dyno bench and optimized for best performance and efficiency. We constantly optimize our tools and software applications to have the latest technologies for ECU remaps. Chiptuning files for BMW are downloaded globally every day by our customers. Above you can find the results for STAGE1 chiptuning file for BMWX3 E83 - 2004 - 20102.0D 177hp (130kW) - the result is more power, a smoother torque curve, less fuel consumption, more torque at low rpm, and better throttle response. All BMWX3 E83 - 2004 - 20102.0D 177hp (130kW) engines tuning files are safe to use for daily driving.