The standard power of your Audi Q7 3.0 TDI CR 272hp vehicle is factory 272 hp / 600 nm. After Audi Q7 chip tuning custom vehicle software, your vehicle will gain +48 hp / +80 nm additional power and reach a total power of 320 hp / 680 nm. Since there will be no change in the exhaust emission values of your vehicle, there will be no smoke in your vehicle.