The standard power of your Mercedes-Benz E 350 CDI 231hp vehicle is factory 231 hp / 540 nm. After Mercedes-Benz E chip tuning custom vehicle software, your vehicle will gain +49 hp / +60 nm additional power and reach a total power of 280 hp / 600 nm. Since there will be no change in the exhaust emission values of your vehicle, there will be no smoke in your vehicle.