@
johnjc2145
I bought this thing for $23
Add An Amp Amplifier Radio Adapter Interface for select Scion FRS/Subaru BRX
http://www.ebay.com/itm/121315480698...witem=&vxp=mtr
Product Details:
Use this adapter to make your installation of an amplifier to the factory system faster with a cleaner install.
Use this plug and play adapter so you don't have to cut or splice into the factory wiring.
Provides one pair stereo rca output and a power wire for the remote amplifier turn on connection.
Adjustable left and right gain output.
Compatibility Notes:
Not compatible with factory amplified stereo systems.
Connection is done at back of radio.
Only works with factory non-amplified systems (no JBL/Synthesis, etc.)