The standard power of your Citroen C5 2.7 HDI 208hp vehicle is factory 208 hp / 440 nm. After Citroen C5 chip tuning custom vehicle software, your vehicle will gain +32 hp / +80 nm additional power and reach a total power of 240 hp / 520 nm. Since there will be no change in the exhaust emission values of your vehicle, there will be no smoke in your vehicle.