The standard power of your Porsche Panamera 4.0 Turbo 550hp vehicle is factory 550 hp / 770 nm. After Porsche Panamera chip tuning custom vehicle software, your vehicle will gain +70 hp / +100 nm additional power and reach a total power of 620 hp / 870 nm. Since there will be no change in the exhaust emission values of your vehicle, there will be no smoke in your vehicle.