ok thanks. Last question for now (trying to prepare for when my 110 gets here!). I have radio/volume controls on my steering wheel. If I want to use those with the 110 I need this?
http://www.amazon.com/PAC-SWI-PS-Steeri ... B000AXW7SA
Looks like a LOT of wires! Is it a pain to install? Do I need it?