The standard power of your Renault Trafic 2.0 DCi 115hp vehicle is factory 115 hp / 290 nm. After Renault Trafic chip tuning custom vehicle software, your vehicle will gain +30 hp / +60 nm additional power and reach a total power of 145 hp / 350 nm. Since there will be no change in the exhaust emission values of your vehicle, there will be no smoke in your vehicle.