Originally Posted by luan87us
I believe it has more to do with the trim option. The base WRX doesn't have the harness for the NAV Unit so that's why it wasn't even an option for them. Premium and up all the NAV option so I'm thinking they must already included the harness? lol I could be WAY off here but hoping for the best. We'll find out when it gets here lol. Hopefully David (SVXc) will be able to chime in on this and has the necessary harness for me to install it if need be.
right you might have the plug unused behind the radio but no antenna connected to the other end. kind of like the SAT ready cars that have the plug but no antenna