The standard power of your Honda Civic 1.8i 16v 140hp vehicle is factory 140 hp / 173 nm. After Honda Civic chip tuning custom vehicle software, your vehicle will gain +15 hp / +19 nm additional power and reach a total power of 155 hp / 192 nm. Since there will be no change in the exhaust emission values of your vehicle, there will be no smoke in your vehicle.