Re-Tune Service

Please select this service if the following applies to you.  Re-Tune Services: Only applicable to current customers. If a major parts is added that requires the calibration to be adjusted (I.E upgraded fuel injectors, header, intake, exhaust).  Customer will have to provide their previous order number upon beginning Re-Tuning process. What is required of you?  You will be required to upload calibrations, follow email instructions, and complete datalogs.  Getting started Once the service is purchased you will be contacted by Yosh with further instructions  End Result  A perfectly safe and smooth running car at idle, part throttle, and full throttle while maximizing power output.