BMW 525I E60 Enhanced with VR Tuned ECU Upgrade VRTuned.com January 14, 2015 Media & Events, Product Info Every car needs more pep and power, getting there is not hard at all with the VR Tuned ECU Upgrade. We have done tons of ECU flashes for the E60 M5 and E63 M6, but we also do tunes for the other 5 Series E60 vehicles including this BMW 525I. Giving the car better throttle response, more torque, and horsepower is what the ECU Tune is all about. We recently did this customers 2005 and of course he loved it! Here are some pictures from his flash process. Leave a Reply Cancel ReplyYou must be logged in to post a comment.