I personally took the gauge cluster ring out and put it as close to the windshield as possible, and just double sided taped it under there
Hey, I noticed you posted previously that you installed your gps antenna under the dash, Im looking to place mine somewhere out of site as well (current just wired to the glove box and I take it out when I use it). Was just wondering how you went about the install, did you just remove your stereo reach in with your hand and place it with some double sided tape or if you had to remove the dash itself. I have a 2010 impreza