The standard power of your Volvo S80 2.0 D4 163hp vehicle is factory 163 hp / 400 nm. After Volvo S80 chip tuning custom vehicle software, your vehicle will gain +22 hp / +50 nm additional power and reach a total power of 185 hp / 450 nm. Since there will be no change in the exhaust emission values of your vehicle, there will be no smoke in your vehicle.