The standard power of your Renault Trafic 1.6 DCi 115hp vehicle is factory 115 hp / 300 nm. After Renault Trafic chip tuning custom vehicle software, your vehicle will gain +30 hp / +80 nm additional power and reach a total power of 145 hp / 380 nm. Since there will be no change in the exhaust emission values of your vehicle, there will be no smoke in your vehicle.