Eco OBD2 Plug & Drive Economy Chip Tuning Box

Selling an Eco OBD2 Plug & Drive Ready device to reduce fuel consumption! It's easy to install, just plug it into the OBD2 connector of your car. It works based on OBD2 protocols, remapping the car's computer ECU after about 200 km road total. It adjusts to your driving habits and remaps the ECU to save fuel. Save 15% fuel!