Custom car and hot rod enthusiast utilizing Edelbrock TC and its wireless communication can tune the performance of their automatic transmission via mobile devices.The TC Tuner App works with the Edelbrock TC Transmission Controller, providing a simplified and intuitive UI with wireless Bluetooth communication between mobile devices and Transmission Control Unit for setup, calibrating, and monitoring data. TC Tuner includes a Setup Wizard to further simplify user functionality. No software, tuning experience, laptop or wired handheld unit is required.Provides simplified electronic control of shift points, shift firmness, downshift sensitivity and shift aggressiveness.Includes digital channel display for monitoring performance and diagnostics page for troubleshooting.