The standard power of your Audi A3 1.8T 20V 150hp vehicle is factory 150 hp / 210 nm. After Audi A3 chip tuning custom vehicle software, your vehicle will gain +42 hp / +100 nm additional power and reach a total power of 192 hp / 310 nm. Since there will be no change in the exhaust emission values of your vehicle, there will be no smoke in your vehicle.