usb or aux

recently I bought a 2012 genesis coupe 2.0t, came with basic radio installed with aux jack assy. later on bought the usb/aux jack assy. and did not read the flash drive or my iphone, found out that the wire harness installed to the radio only connects the aux jack assy. plse, need to know p/n...

I purchased a used 2013 Genesis RSPEC with 20k miles on it. I'm impress with the car, though it could've taken somethings from my 13 Sonata Hybrid (fully loaded), such as a button on the trunk and most importantly USB under radio dash (why would it be under the armrest?). The charger under the...