The standard power of your DS 4 1.6 THP 165hp vehicle is factory 165 hp / 240 nm. After DS 4 chip tuning custom vehicle software, your vehicle will gain +50 hp / +60 nm additional power and reach a total power of 215 hp / 300 nm. Since there will be no change in the exhaust emission values of your vehicle, there will be no smoke in your vehicle.