The standard power of your Audi Q7 3.0 TDI 233hp vehicle is factory 233 hp / 500 nm. After Audi Q7 chip tuning custom vehicle software, your vehicle will gain +52 hp / +80 nm additional power and reach a total power of 285 hp / 580 nm. Since there will be no change in the exhaust emission values of your vehicle, there will be no smoke in your vehicle.