The standard power of your Saab 9-3 2.0 Turbo 210hp vehicle is factory 210 hp / 300 nm. After Saab 9-3 chip tuning custom vehicle software, your vehicle will gain +25 hp / +50 nm additional power and reach a total power of 235 hp / 350 nm. Since there will be no change in the exhaust emission values of your vehicle, there will be no smoke in your vehicle.