A 2013-17 Ra4/VP4-NA Nav radio will be plug n play and can be found in fairly nice condition on eBay & normal salvage yards/ sites like LKQ, Schram, Car-Part, etc. If you're looking for the easiest replacement, I'd recommend a 2017 Ra4 (PN: 68270661Ax) or a 2014 unit if you prefer (68224525Ax)...