Mercedes-Benz S450 W223 Stage 1

This Mercedes-Benz S450 W223 visited DEIZ GARAGE for a Stage 1 ECU calibration and removal of the factory 180 km/h speed limiter found on Japan-spec vehicles. The project began with baseline testing on the DEIZ DYNO, where the car recorded 357 hp and 517 Nm. Following the calibration, output increased to 438 hp and 735 Nm, delivering a significant