MY brother in law did the install he has an audio place, the install is pretty simple make aurw you purchase a differential converter , this will eliminate the hiss sound. I'm in the car business
Welcome To Autotoys.Com - Online Car Stereo, Ipod Adapters And Accessories *- Autotoys has the best prices in the nation and they deliver this particular unit anywhere. Mind you I have a 2010 sports touring with Bose , the hissing is due to the Bose amp, hence the Differential converter.