As the topic says: Shaker 1000 + X920BT + PAC C2R-FRD1 (2008 Mustang GT)

I was told that the Blue/White from AVIC & Blue/White from PAC go together (makes sense). I was also told to wire in the Blue (Antenna) into it as well, to help "power it".

Is this correct?

 

TIA!