Remote Tune with HP Tuners. This price includes calibration for basic engine modifications. We will send you a HP Tuners RTD device with credits that will enable you to read/write our calibrations to you vehicle as well as data logging. You will be responsible for installing the app on your phone, reading the stock file and performing test runs to create logs of the vehicle. There is no need for a computer. We will send detailed instructions on completing the process upon purchase. We do not endorse braking any traffic laws while performing test runs. All EPA regulations must be followed for your state. If your vehicles PCM requires to be unlocked, it will need to be completed prior to tuning. We offer same day unlocking and shipping as an add on. In the Denver metro area it can be offered on site within an hour.