How much for the bluetooth module? If I'm pre-wired, I believe that this is all I need and some rewiring correct?
07 BMW 335i E93 6MT (Praying neighborhood doesn't get flooded...again)
04 Infiniti G35 Coupe 6MT (Flooded)
08 Audi TT 2.0T DSG (Flooded)
03 Subaru WRX 5MT (Flooded)