The standard power of your Audi S5 S5 3.0 TFSI 354hp vehicle is factory 354 hp / 500 nm. After Audi S5 chip tuning custom vehicle software, your vehicle will gain +46 hp / +50 nm additional power and reach a total power of 400 hp / 550 nm. Since there will be no change in the exhaust emission values of your vehicle, there will be no smoke in your vehicle.