The standard power of your Audi A4 1.8 TFSI 160hp vehicle is factory 160 hp / 250 nm. After Audi A4 chip tuning custom vehicle software, your vehicle will gain +50 hp / +90 nm additional power and reach a total power of 210 hp / 340 nm. Since there will be no change in the exhaust emission values of your vehicle, there will be no smoke in your vehicle.