The standard power of your Volvo S60 2.0 D2 120hp vehicle is factory 120 hp / 280 nm. After Volvo S60 chip tuning custom vehicle software, your vehicle will gain +50 hp / +100 nm additional power and reach a total power of 170 hp / 380 nm. Since there will be no change in the exhaust emission values of your vehicle, there will be no smoke in your vehicle.