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Had my car at Brenspeed for the supercharger install and they videoed while they ran it across the dyno... 2017 GT PP 4089 miles FRPP Supercharger Kit with Roush Canned Stage 1 Tune 170* Thermostat Adler Aluminium Hi-Flow Radiator Head Cooling Kit LT & RT JLT Oil Separator DSS 1-Piece Aluminium...

I went through the first 11 pages of forums and didn't find the answer for which I am looking. Has anyone who has used the Metra or Scosche adapter to change out the 4" base radio to an aftermarket unit been able to retain the factory microphone? I know those units retain the factory back-up...