BMW 435I F32 ECU Removal for Bench Flashing VRTuned.com April 24, 2015 Tuning Tech If you are ready for more horsepower on your N55 3.0L turbocharged engine on your BMW 435I F32 or 335I F30, then its time for a ECU flash. To bench flash your ECU for optimal power and performance, the ECU...