this is how i tune cars unless im burning a chip for some one across the country where im not there, then i start with a basemap closest to their setup and set it up rich...then wideband tuning and feedback from the end user i get it just about spot on.Fearsome_tea wrote:Wouldn`t you install the mods. Hook up a lap top to the ECU. Tune it with the labtop. then burn the settings on the chip and place the chip in the ECU?