The Mercedes-Benz C250 W205 is already a capable 2.0L turbocharged platform, but with the right combination of hardware and ECU calibration, there is plenty of performance to unlock. This particular C250 came into Revhigh for a complete performance upgrade consisting of a downpipe, performance intake, ECU tuning and TCU tuning. The vehicle was then tested on the dyno to measure the results. 🔧 C250 W205 Performance Upgrades For this build, we installed: Performance Downpipe P